Below is the Infosys solved campus placement papers. This free question bank helps you in clearing Infosys written test as well as interview. In this section we will see Infosys Aptitude questions, Infosys technical questions, Infosys verbal question, Infosys HR interview questions. You can easily clear interview as well as written test of Infosys by solving this previous year campus paper. Fresher's interview question and latest campus placement paper is available as well as solutions are available.

1)there are 3 vests having 2 drawers each.there are

equal
no of red and blue balls.one drawer has both red

and
one has both blue coloured balls.some of the

drawers
have both red and blue coloured balls.there

are
three labels denoted by "RR","BB","RB".what is
the

probability
that one of the labels is put on the wrong

drawer.

ans:0

2)brother
sister problem from shakuntala devi.

ans:brothers
=4,sisters=3

3)there
are two types of tea one costs 5 bits per

pound
another 3 bits per pound.a total of 40 pounds is

taken
from the two and sold at a price of 6bits per

pound
with a profit of 100/3 % . what was the amount

of
5 bit type in the mixture.

ans:30
pounds

4)a
car travels 135 miles in the first two hours and

104
miles in the next two hours.the car is travelling

with
uniform deceleration.what is the distance

travelled
by the car in the first and the fourth hour.

ans:distances
travelled are in AP.

1st
hour=48.12miles

4th
hour=71.??miles

5)a
question on truth and false involving 5people.each

having
made three sentences out of which two are true

and
one is false.

ans:balu

6)in
a party there are 11 people.each of them tinkle

glasses
with others.what is the total no of tinkling

of
glasses.

ans:11*10/2=55

7)a
simple question on set theory.

ans:400(use
venn diagram)

8)a
question on analogy involving five people.u can

easily
get the answer if you analyse the conditions

given.there
will be four conditions given.

last
subpart was a bit tricky answer was E.

9)there
is a murderer,a victim,a witness,police ,judge

and
hangman.six names are given.certain conditions are

given
and asked to find out what each one of them are.

this
question is there in old barrons.

ans:the
trick is that the hangman was the last to see

the
murderer(felip) alive.

IIT-MUMBAI-INFOSYS(2002)

************************

Q1) If the prices of a commodity go up by 20
% every

odd year and down by

25% every even year, will its price be higher
or

lower than what it is

today after 10 years.

Q2) A and B cycle at rate of 6 miles per
hour. They

live 36 miles apart.

Once they set out to meet each other Halfway.
A has

a pigeon which he

releases as he starts cycling. The pigeon
flies back

and forth between the

two of them at a rate of 18 miles per hour.
How much

has the pigeon flown

when they meet.

Q3) I have a rope 20 mt. long which I cut
randomly

into 2 pieces. These

pieces I then use to make squares. Find out
the

probability that :

a) The larger square has at least an area of 9
sq.

m.

b) The total area of 2 squares is more than
20.5 sq

m.

Q4) My friend lives in a house situated in a
Colony

having houses 1-82

numbered consecutively. I asked him 3
questions, to

which he answered

truthfully. I was able to guess his house no.

correctly .I cant tell you

the answers but I'll tell you what I asked.
Can you

tell me his house no

???

1) Is the no. under 41 ?

2) Is it divisible by 4 ?

3) Is it a Square ?

Tell my friends house no. ?

5) Holmes, Watson and Inspector Lestgrade sit
for a

quiz. The quiz had in

all 30 questions and in all there were 45
right

answers were given. The

inspector was able to score only 55% of
points

scored by Holmes. Also,

the total no of points secured by Watson and

Lestgrade was 25% more than

that of holmes, how many did they score.

6) Mr. Perkinson travels by SLOWCOACH express.
This

particular train

leaves his home town daily at 0900 hrs and
reaches

the destination after 3

days of travel at 0930 hrs. The timings for

returning trains are same,

i.e.
0900 hrs and reaching hometown at 0930 hrs.

How many trains does

sees by the same name as he travels to his

destination ?

7) There are three tribes A , B and C.
According to

tradation, the women

of A dont marry males of Tribe B. Also Males
of

tribe C do not marry women

of Tribe B. Further, in case of children, the
son

inherits his father's

tribe while th daughter inherits his
mothers'. Based

on this answer which

of the following statements are true.

If a girl of tribe A marries a male of tribe
C then

:

a)
they cant have a C granddaughter

b) they may have a grandson of tribe B

i) (a) only

ii) (b) only

iii) (a) and (b)

iv) neither

and similer stuff like that,,,,,,,

8) I met 3 girls at a party and I happened to
ask

them thier ages by

mistake, Instead of telling me what I sought,
they

told me this :

Suman: If Rena is the youngest then I am the
oldest.

Rena:

Jyoti: All of us are over 24 yrs.

Rena: Either Suman is 26 or I am 25 or Jyoti
is 24

Suman: Mine and Jyoti's age combined exceeds
twice

Rena's age by 2.

Jyoti :

them later

They also told me one of them were lying
throughout.

I still havent

figured out who was of which age... can you
help me

out ???

9) A question about 5 houses of different
colours

each having a fellow of

different nationality, drinking his own blend
of

ciggerette and drinking

his favorite drink and having a pet of his
own

liking.

10 confusing statements of DATA ... giveup,
cant

remember.. and 3 parts..

like a) who owns the zebra b) which house
serves

coffee c) the englishman

lived where ???

--------------------------------

Writing Skill: Write an essay of about 200
words on

any one of the

following topics.

1) Smoking should be allowed in public
places.

((yes/no)+why?)

2) I want to live in a Big City.
((yes/no)+why?)

***INFOSYS(MNR,ALLAHABAD)2002***

there r 2 parts 1 is apti( 60 min) and 2
is essay ( 15 min)

topic
of essay

1. IT in entertainment industry

or

2. profit at the cost of quality

APTITUDE part

(
total 50 marks) 60 min time.

1) THERE ARE 111 PLAYERS.EACH ONE IS REMOVED
AFTER LOSING A

MATCH.

IN
EACH MATCH A NEW BALL IS USED.SO HOW MANY BALLS WILL BE USED.

110
BALL(ANS).( 3 mark)

2) THERE IS A WINDOW.ONE SPIDER WEBS AS MUCH AS
HE HAD COVERED

BEFORE.

IT
TAKES HIM 30 DAYS TO COVER THE TOTAL WINDOW. SO HOW MANY DAYS

IT

WIL
TAKE TO COVER THE WINDOW FOR TWO SPIDERS IF THEY WORK

SIMULTANEOUSLY.

(ANS)29 ( 3 mark)

3)
THERE ARE THREE CHILDREN.THE PRODUCT OF THEIR AGE IS 36. ...

THE
ANSWER IS 9,2,2.( 4 mark)

4)
THE QUESTION OF TIE .THE ANSWER IS 6. ( 4 mark)

5)
THE QUESTION OF CRICKET MATCH IN BETWEEN INDIA AND

WESTINDIES.

THE ANSWER IS BEDI-2, VENKATRAGHAVAN-3,
PRASANNA-4.( 6 mark)

6)
IT IS THE PROBLEM ON VENN DIAGRAM .IT IS PURELY MATHEMATICAL

BASED

ON
SET THEORY. YOU ALL CAN SOLVE IN THE FIRST ATTEMPT.VENNN

DIAGRAM

DOES
NOT MEAN THAT THERE WILL BE ANY DIAGRAM.THE PAPER IS BASED

ON

NEWSPAPERS.WHO
READS WHICH NEWS PAPER.THE ANSWER IS 20%, 0% ,5%,

5%.(
6 mark)

7) there r 5 persons and there descriptions r
given. u have to

identify
what r their houses along with their

ages
and names.( 8 mark)

the answers came in the order of 56

58

60

62

64.

8)
the 8th question came in old infy papers. go thru them.it was

somethin
like this.

4 persons gave
descriptions of a thief such as one says

1)thief is tall, wore a vest , wore a hat,
had blue eyes

2) thief is medium -sized, no hat , a
raincoat , green

eyes

3) thief is short, hat, no vest, yellow eyes.

4) thief is tall, grey eyes etc.

but
each of the 4 gave only one true characteristic of the

thief.

u
have to identify the thief's contents.( 8 mark)

9)
there was a question on P,Q,R,S etc . one is to the left and as

such.
u canrefer BARON

for
this question. ( 8 mark)

i the cut off was strict at 68%, they
shortlisted 74 guys . 16

from
tronix, 15 in compcee

16 in trical.

there were 4 panels . the interview was dame
cool.simple

questions
on ur area of interest.

why
join infy? higher studies? 2 puzzles to solve in front of

them.
they r seein the approach

on
ur background. they were too friendly .

ANOTHER SET

1] My son's age is 5 times my daughter;s age. My wif'es age is 5
times my son's age. I am twice my wife's age. And the grandmother whose age is the combines age of all us is
celebrating her 81 st B'day today. wht is my son's age. (ans = 5yrs)

2] I have set 2 watches at the same time. After
one I found tha one watch is exactly 2 mins faster & the other is exactly 2
mins slower. After some time I found tht both the faster watch was exactly 1
hour aheade of the slower watch. For how long have been the watches running? 3/4
mks

3] in a city the population is 500000. Of this
42% males & 28 % females always nmarry the ppl of their own caste. Find out
the no of males which marry women of other caste? 3/4 mks

4] Then one prob from Puzzles to Puzzle u (
Shakuntala devi) problem no 15. 4
mks.

5] Then there was one problem on probability, I
don't remember. 4 mks

6] One big problem on sitting arrangement but it
was simple. 8 mKs.

7]
There r 2 men James, Davis and 2 women Martha & Jane. Of these one is a doctor, one is magistrate,
one is a lawyer, one is a private detective. All four are sitting round a
table. Following conditions must be satisfied.
7 Mks.

a)
the doctor is on the left of Martha, b)
James sits across the Magistrate c)
Jane & Davis must sit next to each other

d)
There is a women on the left of the lawyer. Find out who is the Private Detective. (Ans Might be Martha, I am not
sure) .

these
are all I can remember.I cud not complete the paper so I did not get
selected. So I have lost at INFOSYS. But
U better don't. Give in u'r best shot.
Well I am not sure whether u will also get the same paper. Anyways I lost a
very good opportunity, so don't want someone else to lose it too

he
prices of a commodity go up by 20 % every odd year and down by 25% every even
year, will its price be higher or lower than what it is today after 10 years.

Q2)
A and B cycle at rate of 6 miles per hour. They live 36 miles apart.Once they
set out to meet each other Halfway. A has a pigeon which he releases as he
starts cycling. The pigeon flies back and forth between the two of them at a
rate of 18 miles per hour. How much has the pigeon flown when they meet.

Q3)
I have a rope 20 mt. long which I cut randomly into 2 pieces.

These
pieces I then use to make squares. Find out the probability that :

a)
The larger square has at least an area of 9 sq. m.

b)
The total area of 2 squares is more than 20.5 sq m.

Q4)
My friend lives in a house situated in a Colony having houses 1-82 numbered
consecutively. I asked him 3 questions, to which he answered truthfully. I was
able to guess his house no. correctly .I can’t tell you the answers but I'll
tell you what I asked. Can you tell me his house no?

1)
Is the no. under 41 ?

2)
Is it divisible by 4 ?

3)
Is it a Square ?

Tell
my friends house no. ?

5)
Holmes, Watson and Inspector Lestgrade sit for a quiz. The quiz had in all 30 questions and in all there were
45 right answers were given. The inspector was able to score only 55% of points
scored by Holmes. Also, the total no of points secured by Watson and Lestgrade
was 25% more than that of holmes, how many did they score.

6)
Mr. Perkinson travels by SLOWCOACH express. This particular train leaves his
home town daily at 0900 hrs and reaches the destination after 3 days of travel at 0930 hrs. The
timings for returning trains are same,i.e.
0900 hrs and reaching hometown at 0930 hrs. How many trains does sees by
the same name as he travels to his destination ?

7)
There are three tribes A , B and C. According to tradation, the women of a don’t marry males of Tribe B. Also
Males of tribe C do not marry women of Tribe B. Further, in case of children,
the son inherits his father's tribe while th daughter inherits his mothers'. Based
on this answer which of the following statements are true.

If
a girl of tribe A marries a male of tribe C then :

a)
they cant have a C granddaughter

b)
they may have a grandson of tribe B

i) (a) only

ii) (b) only

iii) (a) and (b)

iv) neither

and
similar stuff like that,,,,,,,

8)
I met 3 girls at a party and I happened to ask them their ages by mistake,
Instead of telling me what I sought, they told me this :

Suman:
If Rena is the youngest then I am the oldest.

Rena:

Jyoti:
All of us are over 24 yrs.

Rena:
Either Suman is 26 or I am 25 or Jyoti is 24

Suman:
Mine and Jyoti's age combined exceeds twice Rena's age by 2.

Jyoti
:

They
also told me one of them were lying throughout. I still haven’t

figured
out who was of which age... can you help me out ???

9)
A question about 5 houses of different colours each having a fellow of different nationality, drinking his own
blend of cigarettes and drinking his favorite drink and having a pet of his own
liking.

10
confusing statements of DATA ... giveup, cant remember.. and 3 parts.. like a)
who owns the zebra b) which house serves coffee c) the Englishman lived where
???

--------------------------------

Writing
Skill: Write an essay of about 200 words on any one of the following topics.

1)
Smoking should be allowed in public places. ((yes/no)+why?)

2)
I want to live in a Big City. ((yes/no)+why?)

just
remember father of nation on the 55TH independence day;

best
of luck 2 all,bye *********************************************************************

***********************************************************************

set
1

***********************************************************************

This is infosys...

-------------

1) There are two balls touching each other
circumferentially. The radius of the big ball is 4 times the diameter of the
small ball.The outer small ball rotates
in anticlockwise direction circumferentially over the bigger one at the rate of
16 rev/sec.The bigger wheel also rotates anticlockwise at Nrev/sec. what is 'N'
for the horizontal line from the centre of small wheel always is horizontal.

2) 1 2 3 4

+ 3 4 5 5

----------

4 6 8 9

- 2 3 4 5

----------

2 3 4 4

+ 1 2 5 4

------------

3 6 9 8

Q) Strike off any digit from each number in
seven rows (need not be at same place) and combine the same operations with 3
digit numbers to get the same addition.
After this strike off another digit from all and add all the No.s to get the
same 2 digit No. perform the same process again with 1 digit No.s. Give the '
no.s in 7 rows at

each stage.

3) There is a safe with a 5 digit No. The 4th
digit is 4 greater than second digit, while 3rd digit is 3 less than 2nd digit.
The 1st digit is thrice the last digit.
There are 3 pairs whose sum is 11. Find the number. Ans) 65292.

4) There are 2 guards Bal and Pal walking on
the side of a wall of a wear house(12m X 11m) in opposite directions. They meet
at a point and Bal says to Pal “See you again in the other side". After a
few moments of walking Bal decides to go back for a smoke but he changes his
direction again to his previous one after 10 minutes of walking in the other
(opposite) direction remembering that Pal will be waiting for to meet. If Bal
and Pal walk 8 and 11 feet respectively, how
much distance they would have travelled before meeting again.

5) xxx)xxxxx(xxx

3xx

-------

xxx

x3x

------

xxx

3xx

------

Q) Find the 5 digit No.

Hint: 5 is used atleast once in the
calculation.

6) Afly is there 1 feet below the ceiling
right across a wall length is 30m at equal distance from both the ends. There
is a spider 1 feet above floor right across the long wall equidistant from both
the ends. If the width of the room is 12m and 12m, what distance is to be
travelled by the spider to catch the fly? if it takes the shortest path.

7) Ramesh sits around a round table with some
other men. He has one rupee more than his right person and this person in turn
has 1 rupee more than the person to his
right and so on, Ramesh decided to give 1 rupee to his right & he in turn 2
rupees to his right and 3 rupees to his right & so on. This process went on
till a person has 'no money' to give to his right. At this time he has 4 times
the money to his right person. How many
men are there along with Ramesh and what
is the money with poorest fellow.

8) Question related to probabilities of
removing the red ball from a basket, given that two balls are removed from the
basket and the other ball is red. The
basket contains blue,red,yellow balls.

9)Venkat has 1boy&2daughters.The product
of these children age is 72. The sum of their ages give the door number of
Venkat.Boy is elder of three. Can you tell the ages of all the three.

ANALYTICAL

----------

1)L:says all of my other 4 friends have money

M:says that P said that exact one has money

N:says that L said that precisely two have
money

O:says that M said that 3 of others have
money.

P:Land N said that they have money.

all are liers.Who has money & who doesn't
have?

2)A hotel has two,the east wing and the west
wing. some east wing rooms but not all have an ocean view(OV).All WW have a
harbour view(HV).The charge for all
rooms is identical, except as follows

* Extra charge for all HV rooms on or above
the 3rd floor

* Extra charge for all OV rooms except those
without balcony

* Extra charge for some HV rooms on the first
two floor&some EW rooms without OV but having kitchen facilities. (GRE
model Test 3-question

1J-22)

3)Post man has a data of name surname door no.
pet name of 4 families. But only one is correct for each family.There are a set
of statements &questions.

4)4 couples have a party.Depending on the set
of statements, find who insulted whom and who is the host of the party.

5)5 women given some of their heights(tall,medium,short)
Hair(long,plainted), stards (Black or Brown), sari,2 medium,2-short.Tall- no
sari.Plainted- medium.Answer the combinations.

1) A person has to go both
Northwards&Southwards in search of a job.He decides to go by the first
train he encounters. There are trains for every 15 min both southwards and
northwards. First train towards south is at 6:00 A.M. and that towards North is
at 6:10 .If the person arrives at any random time,what is the probability that
he gets into a train

towards North.

2) A person has his own coach&whenever he
goes to railway station he takes his coach. One day he was supposed to reach
the railway station at 5 O’clock. But he finished his work early and reached at
3 O'clock. Then he rung up his residence and asked to send the coach
immediately. He came to know that the coach has left just now to tje railway
station.He thought that the coach has left just now to the railway station. He
thought that he should not waste his time and started moving towards his
residence at the speed of 3mi/hr.On the way, he gets the coach and reaches home
at 6 o’clock. How far is his residence from railway station.

3)Radha,Geeta&Revathi went for a picnic.
After a few days they forgot the date,day and month on which they went to
picnic.Radha said that it was
onThursday,May 8 and Geeta said that it was Thursday May 10.Revathi said Friday Jun 8.Now one of them told all
things wrongly, others one thing wrong and the last two things wrongly. If
April 1st is Tuesday what is the right day, date and month?

INFOSYS

There
are 5 q papers with them. This is only one of those. All others were more or
less of the same model but different qs. This is just to give U an idea.

The
questions are not in order.

1)A,B,C,D,E
related.4 of them made these statements each.

i)C
is my son in law's brother.

ii)B
is my father's brother.

iii)E
is my mother in law.

iv)A
is my brother's wife.

who
made these statements?(person mentioned is one of A,B,C,D,E)(10 mar

ks).

2)e
means belong.

All
members of E e D.

All
members of D e A.

Not
all members of D e E.

Not
all members of A e D.

All
members of C e both A and B.some questions are asked about relation

.use
venn diagram.(5 marks).

3)
complete the table.

Played
won lost draw goals

for
against

A
2 2 1

B
2 1 2 4

C
2 3 7

A,B,C
are 3 hockey teams.(2 marks).

A says Party was held on: Thursday ,May 8th.

B
says Party was held on: Tuesday, May 10th.

C says party was held on: Friday ,June 8th.

Given
April 1 st was Tuesday. one of A,B,C says 1 correct. one says 1wrong. and one
was completely wrong of date, Month and day. Find the day the party held.
(5marks).

5)
A ship is away from the shore by 180 miles. A plane is travelling at 10 times
speed of the ship. How long from the shore will they meet?(2marks)

6)
Every station in N railroad issue everyother station's ticket.Some stations are
added. Now they have to issue 46 more tickets. Say the No. of stations after
and before added.(5 marks).

7)
3 persons say these statements.

A
says either Democratic or liberal wins the elections.

B
says Democratic wins.C says neither democratic nor liberal wins

the
election. of these only one is wrong. who wins the election?

(5
marks).

8)
A clock showing 6 o'clock takes 30 secs to strike 6 times. How long will it
take to strike 12 at midnight?Ans.66 secs.(2marks)

9)
Only boys aged > 16 wear coats.

Boys
aged > 15 go to watch football.some more statements are given.

What
can be said about those who are watching football ? (age and costume)(5 marks).

10)
There are 3 societies A, B, C having some tractors each.

A
Gives B and C as many tractors as they already have.

After
some days B gives A and C as many tractors as they have.

After
some days C gives A and B as many tractors as they have.

Finally
each has 24 tractors. What is the original No. of

tractors
each had in the beginning?

Ans.A
-39.

B-
21.

C-
12. (7 marks).

11)
4, 5 statements. From that find the answer.(7 marks).

Reference
books

1.)
Puzzles and teasers by summer's

2.)
Shakuntala Devi. (Puzzles).

INFOSYS
QUESTION (1997)

10
Questions. Time 90 min.

1.
There are twelve consecutive flags at an equal interval of distance.A man
passes the 8th flag in 8 seconds. How many more seconds will he take to pass
the remaining 4 flags?

2.
A person has to cover the fixed distance through his horses. There are five
horses in the cart. They ran at the full potential for the 24 hours
continuously at constant speed and then two of the horses ran away to some
other direction. So he reached the destination 48 hours behind the schedule. If
the five horses would have run 50 miles more,then the person would have been
only 24 hours late. Find the distance of the destination.

3.
A boat M leaves shore A and at the same time boat B leaves shores B. They move
across the river. They met at 500 yards away from A andafter that they met 300
yards away from shore B without halting at shores. Find the distance between
the shore A & B.

4.
A person was going through train from Bombay to Pune. After every five minutes
he finds a train coming from opposite direction. Velocity of trains are equal
of either direction. If the person reached Pune in one hour then how many
trains he saw in the journey?

5.
Food grains are to be sent to city from godown. Owner wants to reach the food
grains at 11 O' Clock in the city. If a truck travels at a speed of 30km/hr
then he will reach the city one hour earlier. If the truck travels at a speed
of 20km/h then he will reach the city

one
hour late. Find the distance between the godown to city. Also with which speed
the truck should travel in order to reach at exactly 11 'O clock.

6.
There are two tribes living in village. These two tribes are sachha and jothaa.
A person went there to interview a group of five people in the village. Sachha
always speaks truth whereas jootha speaks invariably lie. Interview taken are :

villager
1 : More of us are sachaa then jothaa.

villager
2: More of us are jootha then sachaa.

villager
3: Only two of us are sachaa.

villager
4: only three of us are jothaa.

villager
5: I am a sachaa.

then
identify the villagers who were the sachaa and who were joothaa.

7.
Praveen,Ranjan,Shiva went to dinner in the city. (There were some conditions
given as someone always take tea after dinner where as some take cofee after
dinner whereas someones choice is inspired by the choise of others. One
question of this type is given

given
in the MIND TEASURES -By Summers.) Ans: Ranjan & Shiva

8.
There are five persons A,B,C,D,E whose birthdays occur at the consecutive days.
Birthday of A is some days or day before C & birthday of B is exactly the
same days or day after E. D is two days older than E. If birth day of C is on
Wednesday then find out the birthdays of other.

*********************************************************

**********************************************************************

set
3

**********************************************************************

Paper consists of two sections: 1. analytical
(20 marks) 2. C skills (20 marks) total time 45 min

Analytical:

-------------

1. Given a cube, with different colors on its
faces, and then is cut into 64 pieces, and the questions relate to the colors
of differentcoloured small cubes.

2. A few ladies and gents sit around table in
some given order and 4 questions are about their seating arrangement with some
restrictions.

3. Draw a Venn diagram for 3 items: white,
flowers, cloth

Ans : draw 3 circles each intersecting the
other , with white kept in the middle.

4. A problem related to seating arrangement of
4 people (2 ladies and 2 gents) with some restrictions

5. Problem related to milk with water added to
it for three times

Ans: 20.5 litres

6. Problem related to diagrams. Five diagrams
were given and asked to find the sixth one.

C-Skills:

--------

1. Max number of nodes in a binary tree with
height 3 is 20 : Ans: False

2. 10,20,30,40,50,60 : give the order when put
in a queue and in a stack

Ans : Queue : 10,20,30,40,50,60

stack : 60,50,40,30,20,10

3. Debugging is the process of finding

Ans : logical and runtime errors

4. Trace the error:

void main (){

int &a;

/* some other stuff here */

}

Ans: syntax error

5. a problem with a function named 'my Value'
will be given and asked to find the value of main() for an argument of 150,

Ans : 150

6. Some problems related to 'for' loops.

7. Problem on conditional inclusion.

8. Problem related to depth first and breadth
first search (DSA subject)

9. study the syntax of mellow function

10. Locate the error

int arr (20);

Ans: syntax error.

**********************************************************************

*****************************************************************

set
4

*****************************************************************

INFOSYS

========

PART
1

1).
A beggar collects cigarette stubs and makes one ful cigarette with every 7
stubs. Once he gets 49 stubs. How many cigarettescan he smoke totally? Ans. 8

2).
A soldier looses his way in a thick jungle at random walks from his camp but
mathematically in an interesting fashion.First he walks one mile east then half
mile to north. Then ¼ mile to west, then 1/8 mile to south and so on making a
loop. Finally hoe far he is from his camp and in which direction. ans: in north
and south directions

1/2
- 1/8 + 1/32 - 1/128 + 1/512 - and so on

= 1/2/((1-(-1/4))

similarly in east and west directions

1- 1/4 + 1/16 - 1/64 + 1/256 - and so on

= 1/(( 1- ( - 1/4))

add
both the answers

3).
hoe 1000000000 can be written as a product of two factors neither of them
containing zeros.Ans 2 power 9 x 5 power 9 ( check the answer )

4).
Conversation between two mathematicians:

first
: I have three children. Threw product of their ages is 36. If you sum their
ages. It is exactly same as my neighbour's door number on my left. The second
mathematician verifies the door number and says that the not sufficient. Then
the first says " o.k one more clue is that my youngest is the
youngest" Immediately the second mathematician answers . Can you answer
the question asked by the first mathematician? What are the children ages? ans
2 and 3 and 6

5).
Light glows for every 13 seconds. How many times did it between 1:57:58 and
3:20:47 am

ans : 383 + 1 = 384

6.
500 men are arranged in an array of 10 rows and 50 columns. ALL tallest among
each row are asked to fall out. And the shortest among THEM is A. Similarly
after resuming that to their original positions that the shortest among each
column are asked to fall out. And the longest among them is B . Now who is
taller among A and B?

ans A

7).
A person spending out 1/3 for cloths , 1/5 of the remaining for food and 1/4 of
the remaining for travelles is left with Rs 100/- . How he had in the begining
?

ans RS 250/-

8).
There are six boxes containing 5 , 7 , 14 , 16 , 18 , 29 balls of either red or
blue in colour. Some boxes contain only red balls and others contain only blue.
One sales man sold one box out of them
and then he says “I have the same number of red

balls
left out as that of blue ". Which box is the one he sold out ?

Ans
: total no of balls = 89 and (89-29 /2 = 60/2 = 30

and
also 14 + 16 = 5 + 7 + 18 = 30

9).
A chain is broken into three pieces of equal lengths containing 3 links each.
It is taken to a blacksmith to join into a single continuous one. How many
links are to be opened to

make
it ?

Ans : 2.

10).
Grass in lawn grows equally thickened in a uniform rate. It takes 24 days for
70 cows and 60 for 30 cows. How many cows can eat away the same in 96 days?

Ans : 18 or 19

11).
There is a certain four digit number whose fourth digit is twice the first
digit.

Third
digit is three more than second digit. Sum of the first and fourth digits twice
the third number.What was that number?

Ans
: 2034 and 4368

If you qualify in the first part then you
have to appear for the second i.e. the following part.

Part
2.

1.
From a vessel on the first day, 1/3rd of the liquid evaporates. On the second
day 3/4th of the remaining liquid evaporates. What fraction of the volume is
present at the end of

the
II day.

2.
An orange glass has orange juice. And white glass has apple juice. Both equal
volume 50ml of the orange juice is taken and poured into the apple juice. 50ml
from the white glass is poured into the orange glass. Of the two quantities,
the amount of apple juice in the orange glass and the amount of orange juice in
the white glass, which one is greater and by how much?

3.
There is a 4 inch cube painted on all sides. This is cut into no of 1 inch
cubes. What is the no of cubes which have no pointed sides.

4.
Sam and mala have a conversation. Sam says i am certainly not over 40. mala
says i am 38 and you are atleast 5 years older than me. Now Sam says you are
atleast 39. all the statements by the two are false. How hold are they really.

5.
Ram Singh goes to his office in the city, every day from his suburbun house.
his driver mangalram drops him at the railway station in the morning and picks
him up in the evening. Every evening ram singh reaches the station at 5
o'clock. Mangalram also reaches at the same time. one day ramsingh started
early from his office and came to the station at 4 o'clock. Not wanting to wait
for the car he starts walking home. Mangalram

starts
at normal time, picks him up on the way and takes him back house, half an hour
early. How much time did ram singh walk.

6.
in a railway station, there are tow trains going. One in the harbour line and
one in the main line, each have a frequency of 10 minutes. The main line
service starts at 5 o'clock. The harbour line starts at 5.02a.m. a man goes to
the station every day to catch the first train. What is the probability of man
catching the first train

7.
some people went for vacation. Unfortunately it rained for 13 days when they
were there. But whenever it rained in the morning, they had clean afternoon and
vice versa. In all they enjoyed 11 morning and 12 afternoons. How many days did
they

stay
there totally

8.
escalator problem repeat

9.
a survey was taken among 100 people to firm their preference of watching t.v.
programmes. There are 3 channels. Given no of people who watch at least channel
1

"
" 2 " " 3 no channels at all ;atleast channels 1and 3 ;"
" 1 and 2 " " 2 and 3 .find the no of people who watched all
three.

10.
Albert and fernandes they have two legs swimming race. Both start from opposite
and of the pool. On the first leg, the boys pass each other at 18 mt from the
deep end of the pool. During the II leg they pass at 10 mt from the shallow end
of the pool. Both go at const speed. but one of them is faster. Each boy rests
for 4 sec to see at the end of the i leg. What is the length of the pool?

11.
T H I S Each alphabet stands for one I S
digit, what is the maximum value T

--------------
can take

X F X X

X
X U X

--------------

X
X N X X

--------------

1..
An escalator is descending at constant speed. A walks down and takes 50 steps
to reach the bottom. B runs down and takes 90 steps in the same time as A takes
10 steps. How many steps are visible when the escalator is not operating.

2.
every day a cyclist meets a train at a particular crossing. the road is
straight before the crossing and both are traveling in the same direction.
Cyclist travels with a speed of 10 Kmph. One day the cyclist comes late by 25
min. and meets the train 5km

before
the crossing. What is the speed of the train?

3.
Five persons mukherjee, misra, iyer, patil and sharma, all take then first or
middle names in the full names. There are 4 persons having I or middle name of
Kumar, 3 persons with Mohan, 2 persons withdrew and 1 anil.--Either mukherjee
and patil have a I or middle name of dev or misra and iyer have their I or
middle name of dev --of mukherkjee and misra, either both of them have a first
or middle name of Mohan or neither have a first or middle name of Mohan
--either iyer of Sharma has a I or middle name of Kumar hut not both. Who has
the I or middle name of anil

4.
Reading comprehension

5.
A bird keeper has got Pigeon, M mynas and S sparrows. The keeper goes for lunch
leaving his assistant to watch the birds.

a.
suppose p=10, m=5, s=8 when the bird keeper comes back, the assistant informs
the x birds have escaped. The bird keeper exclaims oh no! All my sparrows are
gone. How many birds flew away?

b.
when the bird keeper come back, the assistant told him that x birds have
escaped. the keeper realized that atleast2 sparrows have escaped. What is
minimum no of birds that can escape?

6.
Select from the five alternatives A, B, C, D, E

AT
THE end of each question, two conditions will be given.

The
choices are too filled at follows.

a.
if a definite conclusion can be drawn from condition 1

b.
if a definite conclusion can be drawn from condition 2

c.
if a definite conclusion can be drawn from condition 1 and 2

d.
if a definite conclusion can be drawn from condition 1 or 2

e.
no conclusion can be drawn using both conditions

1.
person 1 says N<5

person says n>5

person 3 says 3N>20

person 4 says 3n>10

person 5 says N<8

what IS value of N

a)
1. no of persons who speak false being less than no of persons who tells the
truth.

2.
Person 2 is telling the truth.

b)
1. no of person telling the truth is greater than no of persons telling lies

2. Person 5 is telling the truth.

7.
There are N coins on a table. There are two players A&B. you can take 1 or
2 coins at a time. The person who takes the last coin is the loser. a always
starts first

--1.
if N=7

a) A can always win by taking two coins in
his first chance

b) B can win only if A takes two coins in
his first chance.

c) B can always win by proper play

d) none of the above

--2.
A can win by proper play if N is equal to

a)
13 b) 37 c) 22 d) 34 e) 48 ans. e.

--3.
B can win by proper play if N is equal to

a)
25 b)26 c) 32 d) 41 e) none

--4.
if N<4, can A win by proper play always

8.
Two turns have certain peculiar characteristics. One of them always lies on
Monday, Wednesday, Friday. \the other always lies on Tuesdays, Thursdays and
Saturdays. On the other days they tell the truth. You are given a conversation.

person A-- today is Sunday my name is anil

person B-- today is Tuesday, my name is bill

answers
for selected questions

2.
Equal 1. 150

3.
8 2. 60 kmph

4.
37(M),41(S) 3. Mukherjee

5.
45 min. 8. today is Tuesday

6.
0.8

7.
18

11.
T max value = 4

*****************************************************************

*************************************************************

set
5

*************************************************************

INFOSYS 1997. TIME 1hr.

PAPER CODE Q/A. marks 50.

--------------------------------------------------------------

1)At
6'o clock clock ticks 6 times. The time between first and last ticks was 30sec.
How much time it takes at 12'o clock.Ans. 66 sec. 2 marks.

2)Three
friends divided some bullets equally. After all of them shot 4 bullets the
total no.of remaining bullets is equal to that of one has after division. Find
the original number divided.

Ans.
x x x

x-4 x-4 x-4

3x-12 = x

x= 6

ans is 18 2 marks

3)A
ship went on a voyage after 180 miles a plane started with 10 times speed that
of the ship. Find the distance when they meet from starting point.

Ans.
180 + (x/10) = x

x = 20

ans is 180+20=200miles. 2 marks

4)
Fill the empty slots.

Three
FOOTBALL teams are there. Given below the list of matches.

Played won lost draw Goals for Goals
against

A
2 2 *0 *0 *7 1

B
2 *0 *1 1 2 4

C
2 *0 *1 *1 3 7

the
slots with stars are answers. 4 marks BC drew with 2-2

A
won on B by 2-0

a
won on C by 5-1

(YOU
HAVE TO FILL THE BLANKS AT APPROPRIATE STAR SYMBOLS.)`

5)
There are 3 societies a,b,c. a lent tractors to b and c as many as they had.
After some time b gave as many tractors to a and c as many as they have. After
sometime c did the same thing. At the end of this transaction each one of them
had 24.Find the tractors each originally had.

Ans
a had 39, b had 21, c had 12, 4 marks

6)
There N stations on a railroad. After adding x stations 46 additional tickets
have to be printed. Find N and X.

Ans.
let N(N-1) = t;

(N+x)(N+x-1)
= t+46;

trail
and error method x=2 and N=11 4 marks

7)Given
that April 1 is Tuesday. a,b,c are 3 persons told that their farewell party was
on

a
- may 8, Thursday

b
- may 10,tuesday

c
- June 8, Friday

Out
of a,b,c one is only correct one of the regarding month,day,date.

Other
told two correct and the third person told all wrong.What is

correct
date,month,day. 5 marks

(ans
may be MAY 10 SUNDAY. check once again)

8)There
are 4 parties. df,gs,dl(deposit loss),ew ran for a contest.

Anup,Sujit,John
made the following statements regarding results.

Anup
said either df or ew will definitely win

sujit
said he is confident that df will not win

John
said he is confident that neither ew nor dl will win

the
result has come. only one of the above three has made a correct

statement.
Who has made the correct statement and who has won

the
contest. 5 marks.

(ans
DL )

9)Five
people a,b,c,d,e are related to each other. Four of them make

one
true statement each as follows.

i)
b is my father's brother. (ans. d said this)

ii)e
is my mother-in-law. ( b )

iii)c
is my son-in-law's brother. ( e )

iv)a
is my brother's wife. (c)

10
marks.

10)
All members of d are also members of a

All '' e '' d

all '' c '' both a and b

not all '' a are members of d

not all '' d '' e

Some
questions on these conditions.(5questions 5 marks)

11)

Boys
are allowed to watch football at c.v.Raman auditorium subjected to conditions.

i)the
boy over age 16 can wear overcoat

ii)no
boy over age 15 can wear cap

iii)to
watch the football either he has to wear overcoat or cap or both

iv)
a boy with an umbrella or above 16 or both cannot wear sweater.

v)
boys must either not watch football or wear sweater.

What
is the appearance of the boy who is watching football?

Try
to solve this question................

YOU
HAVE TO DO SOME ROUGH WORK FOR EACH QUESTION. IT WILL

CARRY
SOME GRACE MARKS.

INFOSYS PAPER 1997.

+++++++++++++++++++++++++++++++++++++++++++++=

PAPER CODE Q/C.

1a)
BE * BE = ACB

A, B,C,E ARE NON ZERO NUMBERS FIND B,E.

ANS) B=1 E=9

2)
A,B,C,D,E ARE HAVING NUMERICAL VALUES. THERE ARE SOME CONDITIONS

GIVEN

a)
A=C <===> B!=E

b)
DIFFERENCE BETWEEN A AND C AS SAME AS DIFFERENCE BETWEEN C AND B

AS SAME AS DIFFERENCE BETWEEN A AND D

c)
C<A AND C>D

THEN
FIND A, B,C,D,E

3)
THERE ARE SIX CARDS IN WHICH IT HAS TWO KING CARDS. ALL CARDS ARE

TURNED
DOWN AND TWO CARDS ARE OPENED

a)
WHAT IS THE POSSOBILITY TO GET AT LEAST ONE KING.

b)
WHAT IS THE POSSIBILITY TO GET TWO KINGS?

4)
A PERSON WENT TO A SHOP AND ASKED FOR CHANGE FOR 1.15PAISE.

BUT
HE SAID THAT HE COULD NOT ONLY GIVE CHANGE FOR ONE RUPEE.

BUT
ALSO FOR 50P, 25P,10P AND 5P. WHAT WERE THE COINS HE HAD

ans) 1-->50 4--->10P 1--->25P

5)
THERE ARE 3 NURSES AND THEY WORK ALTOGETHER ONLY ONCE IN A WEEK.

NO
NURSE IS CALLED TO WORK FOR 3 CONSECUTIVE DAYS.

NURSE
1 IS OFF ON TUESEDAY,THURSDAY AND SUNDAY.

NURSE
2 IS OFF ON SATURDAY.

NURSE
3 IS OFF ON THURSDAY,SUNDAY.

NO
TWO NURSES ARE OFF MORE THAN ONCE A WEEK.

FIND THE DAY ON WHICH ALL THE 3 NURSES WERE
ON WORK.

6)
THERE ARE 5 PERSONS A,B,C,D,E AND EACH IS WEARING A BLOCK OR WHITE

CAP
ON HIS HEAD. A PERSON CAN SEE THE CAPS OF THE REMAINING 4 BUT CAN'T

SEE
HIS OWN CAP. A PERSON WEARING WHITE SAYS TRUE AND WHO WEARS BLOCK

SAYS
FALSE.

i)
A SAYS I SEE 3 WHITES AND 1 BLOCK

ii)
B SAYS I SEE 4 BLOCKS

iii)
E SAYS I SEE 4 WHITES

iiii)
C SAYS I SEE 3 BLOCKS AND 1 WHITE.

NOW FIND THE CAPS WEARED BY A,B,C,D AND E

7)
THERE ARE TWO WOMEN, KAVITHA AND SHAMILI AND TWO MALES SHYAM, ARAVIND

WHO
ARE MUSICIANS. OUT OF THESE FOUR ONE IS A PIANIST, ONE FLUTIST,

VIOLINIST
AND DRUMMER.

i) ACROSS ARAVIND BEATS PIANIST

ii) ACROSS SHYAM IS NOT A FLUTIST

iii)
KAVITHA'S LEFT IS A PIANIST

iiii)
SHAMILI'S LEFT IS NOT A DRUMMER

V)
FLUTIST AND DRUMMER ARE MARRIED.

8)
1/3 ED OF THE CONTENTS OF A CONTAINER EVAPORATED ON THE 1 ST DAY.

3/4 TH OF THE REMAINING CONTENTS OF THE
CONTAINER EVAPORATED THE

SECOND DAY. WHAT PART OF THE CONTENTS OF THE
CONTAINER ARE LEFT AT

THE END OF THE SECOND DAY.

9)
A MAN COVERED 28 STEPS IN 30 SECONDS BUT HE DECIDED TO MOVE FAST AND

COVERED
34 STEPS IN 18 SECONDS. HOW MANY STEPS ARE THERE ON THE

ESCALATOR
WHEN STATIONARY.

10)
ALL FAIR SKINNED, RICH, HANDSOME, MUSCULAR, LEAN AND EMPLOYED ARE

TALL
MEN

1)
ALL LEAN MEN ARE MUSCULAR.

2)
NO FAIRSKINNED PERSON WHO IS NOT RICH IS HANDSOME.

3)
SOME MUSCULAR MEN ARE HANDSOME.

4)
ALL HANDSOME ARE FAIRSKINNED.

5)
NO PERSON WHO IS NEITHER FAIR SKINNED NOR MUSCULAR IS ENPLYED.

*************************************************************

************************************************************************

set
6

************************************************************************

Infosys

1.
A person was collecting end pieces of Cigarettes. He was managed tocollect 49

pieces.
We need 7 such pieces to make new one. So how many Cigarettes he can

make?
(2marks)

2.
A person moving from a place (camp)., towards East one mile, then towards North

half
mile, towards West 1/4 the mile, towards South 1/8th mile and again towards
East 1/16th mile and so on. That is the distance between him and the starting
point. (3marks)

3.
500 men were arranged in 10 rows and 50 columns. They picked the oldest person
from each row and the tallest of these persons is 'A'. They replace them in
their places and again picked tallest person from each column and the shortest
of these persons is 'B'. Assume A & B are different people. Who is the
tallest person among A & B? (5marks)

4.
The product of two nonzero numbers is 1,000,000,000. What are the numbers?
(5marks)

5.
There is Mathematician. He met his friend and asked about his children.His
friend told in the form of a problem that he has three children. The product of
their ages is 36. The addition of their ages is the door number of his left
side house. Mathematician went and checked the door number He told that the
clues are not sufficient. He gave another clue that is his younger daughter is
clearly younger. What are their ages? (6marks)

6.
There is a light glows in the interval of 13 sec. It glows first at one hour 54
minutes 50 seconds and the last glow is at 3 hour 17 minute and 49 seconds. How
many times is that light glow, with in these two times?(2marks)

7.
After spending 1/3 of money and then 1/4th of what remained and finally1/5th

of
what remained, I found that I had Rs.100/- left. How much money I had at first?
(3marks)

8.
A Black Smith was given a chain torn into equal sections of 3 links each and
asked to fix it. How many links (minimum) would he has to open up and refroze?
(1 mark)

9.
There are six boxes, of which some boxes contain only red balls and some other

boxes
contain only Black balls. The number of balls in six different boxes are

5,6,12,14,23,and
29. If he sells

Another
Set:

************

1.
1/3rd liquid in a container evaporates in first day. In the second day 3/4th

remaining
evaporates. How much is left over at the end of second day?

2.
First person: I am sure you are at least 40 years old and I am 5 years younger
than you.

Second
person: I am 35 and you are at least 5 years elder than me. None of these
persons spoke truth. What are their ages?

3.
Orange cup has Orange Juice. White cup has apple Juice. %0 ml of Orange Juice
is taken and mixed with Apple Juice. From that mixture 50 ml is taken and
poured into Orange cup. Now whether apple Juice in Orange Cups more or Orange
Juice in White cup is more and by what amount?

4.
Ms. Sheila goes her home by car from Station. Her driver comes and picks her up
daily at 5.00 p.m. One day Sheila arrives at Station one hour earlier and
starts walking towards home. On the way driver picked her up. By this they
reached home 30 minutes earlier. For how long she was walking?

5.
Some students went on a trip to Goa in holidays. Unfortunately it rained on
some days. In a surprising manner if it rained in the morning, they had a good
afternoon and vice versa. They had 11 morning visits and 12 afternoon visits.
Altogether it rained for 13 days during their stays. What is the duration of
Holidays?

6.
A survey was conducted for 100 people by Door Darshan

1.
44 people watched channel I

2.
43 " " " II

3.
27 " " " III

4.
17 " " " I & II

5.
14 " " " I &III

6.
13 " " " II & III

7.
23 watched none.

How
many watched I II & III ?

7.
Two Swimmers at different rate but at constant Speed were swimming. They met at
18 meters from deep end. Both swimmers took rest for 4.5 seconds. During their
return they crossed at 10 meters from ashore end. What is the length of the
pool ?

8.
Mr. Raj goes to Office by Train. First train in Main line Starts at 5:02:0. In
Harbour Line it starts at 5:10:0. Every Ten minutes there is one train. What is
the probability that Raj travels in harbour line at a random time of Driving
the Station?

## No comments:

## Post a Comment