Infosys Sample Test #1 Home
1. Father's age is three years more than three times the son's age.
After three years, father's age will be ten years more than twice the son's age.
What is the father's present age.
Ans: 33 years. (2 marks)
2. Find the values of each of the alphabets.
N O O N
S O O N
+ M O O N

J U N E
Ans: 9326 (2 marks)
3. There are 20 poles with a constant distance between each pole
A car takes 24 second to reach the 12th pole.
How much will it take to reach the last pole.
Ans: 41.45 seconds (2 marks)
Let the distance between two poles = x
Hence 11x:24::19x:?
4. A car is travelling at a uniform speed.
The driver sees a milestone showing a 2digit number.
After travelling for an hour the driver sees another milestone with the same digits in reverse order.
After another hour the driver sees another milestone containing the same two digits.
What is the average speed of the driver.
Ans: 45 kmph (4 marks)
5. The minute and the hour hand of a watch meet every 65 minutes.
How much does the watch lose or gain time and by how much?
Ans: Gains; 5/11 minutes (4 marks)
6. Ram, Shyam and Gumnaam are friends.
Ram is a widower and lives alone and his sister takes care of him.
Shyam is a bachelor and his neice cooks his food and looks after his house.
Gumnaam is married to Gita and lives in large house in the same town.
Gita gives the idea that all of them could stay together in the house and share monthly expenses equally.
During their first month of living together, each person contributed Rs.25.
At the end of the month, it was found that Rs 92 was the expense so the remaining amount was distributed equally
among everyone.
The distribution was such that everyone recieved a whole number of Rupees.
How much did each person recieve?
Ans. Rs 2 (4 marks)
(Hint: Ram's sister, Shyam's neice and Gumnaam's wife are the same person)
7. Four persons A, B, C and D are playing cards.
Each person has one card, laid down on the table below him, which has two different colours on either side.
The colours visible on the table are Red, Green, Red and Blue.
They see the color on the reverse side and give the following comment.
A: Yellow or Green
B: Neither Blue nor Green
C: Blue or Yellow
D: Blue or Yellow
Given that out of the 4 people 2 always lie find out the colours on the cards each person.
8.
Infosys Sample Test #2 Home
1. At 6'o a clock ticks 6 times.
The time between first and last ticks is 30 seconds.
How long does it tick 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 number of bullets remaining is equal to the bullets each had after division.
Find the original number divided.
Ans: 18 (2 marks)
Initially . x x x
Now x4 x4 x4
Equation is 3x12 = x
3. A ship went on a voyage.
After it had travelled 180 miles a plane statrted with 10 times the speed of the ship.
Find the distance when they meet from starting point.
Ans: 200miles. (2 marks)
Distance travelled by plane = 1/10 distance travelled by ship + 180
4. Complete the Table given below:
Three football teams are there. Given below is the group table. Fill in the x's
Played Won Lost Draw Goals For Goals Against
A 2 2 x x x 1
B 2 x x 1 2 4
C 2 x x x 3 7
Ans: The filled table is given below (4 marks)
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
5. There are 3 societies A, B, C.
A lent cars to B and C as many as they had already.
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 cars each orginally had.
Ans: A had 39 cars, B had 21 cars & C had 12 cars (4 marks)
6. There N stations on a railroad.
After adding X stations on the rail route 46 additional tickets have to be printed.
Find N and X.
Ans. x=2 and N=11
Let initially, N(N1) = t
After adding, (N+X)(N+X1) = t+46
By trail and error method (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 5, friday
Out of A, B, C only one made a completetly true statement concerning date,day and month
The other told two one told the day right and the other the date right..
What is correct date, month, day.
Ans: B  (May 10) SUNDAY
C  June 6 (Friday). (5 marks)
8. The Bulls, Pacers, Lakers and Jazz ran for a contest.
Anup, Sujit, John made the following statements regarding results.
Anup said either Bulls or Jazz will definitely win
Sujit said he is confident that Bulls will not win
John said he is confident that neither Jazz nor Lakers will win
When the result cameit was found that only one of the above three had made a correct statement.
Who has made the correct statement and who has won the contest.
Ans: Sujith; Lakers (5marks )
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.
(ii) E is my motherinlaw.
(iii)C is my soninlaw's brother
(iv)A is my brother's wife.
Ans: (i) D
(ii) B
(iii) E
(iv) C (10 marks)
10. Some statements are given below:
L says all of my other four friends have money
M says that P said that exactly one among them has money
N says that L said that precisely two among them have money
O says that M said that three of the others have money
P, L and N said that they have money
All the above statement are false..
Who has money & who doesn't have any money?
(5 marks)
1) A man collects cigarette stubs and makes one full cigarette with every 8 stubs.
If he gets 64 stubs how many full cigarettes can he smoke.
Ans: 8+1=9
2) A soldier looses his way in a thick jungle. At random he walks from his camp but mathematically in an interesting fashion. First he walks one mile East then half mile to North. Then 1/4 mile to West, then 1/8 mile to South and so on making a loop.
Finally how far he is from his camp and in which direction.
Ans: Distance travelled 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) How can 1000000000 be written as a product of two factors neither of them containing zeros
Ans: 2 power 9 x 5 power 9
4) Conversation between two mathematcians:
First : I have three childern. The 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 verfies the door number and says that it is not sufficient.
Then the first says " Ok one more clue is that my youngest is really the youngest". Immmediately the second mathematician answers .
Can you answer the question asked by the first mathematician?
What are the childeren ages?
Ans 1,6 and 6
5) Light glows for every 13 seconds . How many times did it glow 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 according to their heights.
Tallest among each row of all are asked to fall out.
And the shortest among them is A.
Similarly after resuming that to their original podsitions that the shortest among each column are asked to fall out.
And the tallest among them is B .
Now who is taller among A and B ?
Ans A
7) A person with some money spends1/3 for cloths, 1/5 of the remaining for food and 1/4 of the remaining for travel.
He is left with Rs 100/ .
How much did he have with him 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 solds out ?
Ans: Total no of balls = 89 and (8929 /2) = 60/2 = 30
and also 14 + 16 = 5 + 7 + 18 = 30
9) A chain is broken into three pieces of equal lenths containing 3 links each.
It is taken to a backsmith to join into a single continuous one .
How many links are to to be opened to make it ?
Ans : 2.
10) Grass in lawn grows equally thick and in a uniform rate.
It takes 24 days for 70 cows and 60 days for 30 cows to eat the whole of the grass.
How many cows are needed to eat the grass in 96 days.?
Ans : 20
g  grass at the beginning
r  rate at which grass grows, per day
y  rate at which one cow eats grass, per day
n  no of cows to eat the grass in 96 days
g + 24*r = 70 * 24 * y
g + 60*r = 30 * 60 * y
g + 96*r = n * 96 * y
Solving, n = 20.
Infosys Sample Test #6 Home
1. From a vessel, 1/3rd of the liquid evaporates on the first day.
On the second day 3/4th of the remaining liquid evaporates.
What fraction of the volume is present at the end of the second day.
Ans: 50%
2. An orange glass has orange juice and white glass has apple juice both of equal volumes.
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?
Ans: The two quantities are equal
3. There is a 4 inch cube painted on all sides.
This is cut down into of 1 inch cubes.
What is the no of cubes which have no pointed sides.
Ans: 8
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 old are they really?
Ans: Mala = 38 yrs
Sam = 41 yrs.
5. Ram Singh goes to his office in the city, every day from his suburban house.
His driver Gangaram 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.
Gangaram also reaches at the same time.
One day Ram Singh 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. Mangaram 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 two trains going.
One in the harbour line and one in the main line, each having a frequency of 10 minutes.
The main line service starts at 5 o'clock and the harbour line starts at 5.02A.M.
A man goes to the station every day to catch the first train that comes.
What is the probability of the man catching the first train?
Ans: 0.8
7. A family X went for a vacation.
Unfortunately it rained for 13 days when they were there.
But whenever it rained in the mornings, they had clear afternoons and vice versa.
In all they enjoyed 11 mornings and 12 afternoons.
How many days did they stay there totally?
Ans: 18
8. A survey was taken among 100 people to find their preference of watching T.V. programmes.
There are 3 channels. Given the no of people who watch
at least channel 1
at least channel 2
at least channel 3
no channels at all
atleast channels 1and 3
atleast channels 1 and 2
atleast channels 2 and 3
Find the no of people who watched all three.
9. Albert and Fernandes have two leg swimming race.
Both start from opposite ends of the pool.
On the first leg, the boys pass each other at 18 m from the deep end of the pool.
During the second leg they pass at 10 m from the shallow end of the pool.
Both go at constant speed but one of them is faster.
Each boy rests for 4 seconds at the end of the first leg.
What is the length of the pool?
10. Each alphabet stands for one digit in the following multiplication.
T H I S
x I S

X F X X
X X U X

X X N X X

What is the maximum value T can take?
Ans: T max value = 4
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Infosys Sample Test #7 Home
Back To Infosys Page
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?
Ans: 150 steps
2. Every day a cyclist meets a train at a particular crossing.
The road is straight before the crossing and both are travelling in the same direction.
The 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?
Ans: 60 kmph
3. There are five persons with surnames Mukherjee, Misra, Iyer, Patil and Sharma.
There are 4 persons having first or middle name of Kumar, 3 persons with Mohan, 2 persons with Dev and 1 Anil.
Either Mukherjee and Patil have a first or middle name of Dev or Misra and Iyer have their first 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 or Sharma has a first or middle name of Kumar but not both.
Who has the first or middle name of Anil?
Ans: Kumar Misra Dev
Mohan Iyer Dev
Kumar Patil Mohan
Mohan Sharma Kumar
4. Boys are allowed to watch football at C.V.Raman auditorium subjected to conditions.
The boy over age 16 can wear overcoat
No boy over age 15 can wear cap
To watch the football either he has to wear overcoat or cap or both
A boy with an umberella or above 16 or both cannot wear sweater.
Boys must either not watch football or wear sweater.
What is the appearence of the boy who is watching football.
5. A bird keeper has got P pigeons, M mynas and S sparrows.
The keeper goes for lunch leaving his assistant to watch the birds.
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?
When the bird keeper comes back, the assistant told him that x birds have escaped. The keeper realised that atleast 2 sparrows have escaped.
What is minimum no of birds that can escape?
6. Answer the following questions based on the conditions from the choices A, B, C, D, E as described below:
(A) if a definete conclusion can be drawn from condition 1
(B) if a definete conclusion can be drawn from condition 2
(C) if a definete conclusion can be drawn from condition 1 and 2
(D) if a definete conclusion can be drawn from condition 1 or 2
(E) no conclusion can be drawn using both conditions
person 1 says N<5
person says N5
person 3 says 3N20
person 4 says 3N10
person 5 says N<8
What is the 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 persong 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 and 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.
If N=7
(a) A can always win by taking two coins in his first chanse
(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?
(a) Yes (b) No
8. Two twins have vertain peculiar charcteristics.
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
What day is today?
Ans: Today is Tuesday.
9. There is a safe with a 5 digit number as the key.
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
10. A hotel has two wings,the east wing and the west wing.
Some east wing rooms but not all have an ocean view.
All west wing rooms have a harbour view.
The charge for all rooms is identical, except as follows :
Extra charge for all harbour view rooms on or above the 3rd floor
Extra charge for all ocean view rooms except those without balcony
Extra charge for some harbour rooms on the first two floor & some east wing rooms without ocean view but
having kitchen facilities.
Which of the following cannot be determined on the basis of the nformation given:
I. Whether there are any rooms without a balcony for which an extra charge is imposed.
II. Whether any room without a kitchen or a view involves an extra charge.
III. Whether two extra charges are impsed for any room.
(A) I only
(B) II only
(C) III only
(D) II and III only
(E) I, II and III
(This question is from 1999 Barrons GRE Guide model Test 3  section 6, question 22)
Ans: (A)
Back to top
 sandeep kumar <smorthala@yahoo.com wrote:
Date: Thu, 10 Aug 2000 07:40:48 0700 (PDT)
From: sandeep kumar <smorthala@yahoo.com
Subject: infosysiitd..
To: nagesh <bindupme@isc.rurkiu.ernet.in
iit,delhi.
infosys2000,iitdelhi:
there are 10 questions altogether.languages of all
the
questions may not be exactt
but main theme is the same.
all questions are logical in nature.
apart from these questions(duration1 hour) there
were
an essay writing(15 min.)
the questions are as follows:
=====
Keep in touch. ::
Sandeep Kr.Morthala ::
::
EC10,Kumaon House ::
IIT Delhi ::
New Delhi110 016.
::
Ph.No.6581283,6581129(011) ::
::
::
__________________________________________________
Do You Yahoo!?
Kick off your party with Yahoo! Invites.
http://invites.yahoo.com/
__________________________________________________
Do You Yahoo!?
Yahoo! Auctions  buy the things you want at great prices
http://auctions.yahoo.com/
Here is theinfosys paper It may not contain full
questions and ans
Understand it
1. There are 4 married couples out ofwhich 3
a group
isneeded . Butther
should not be his of her spouse .How nmany
groups are
possible ?
Ans 32
2.In the 4 digits 1,2,3,4 how many 4 digited
numbers are
possible
which are divisable by 4? Repetetions are
allowed
Ans 64
3. Twow men are goingalong a trackf rail in
the opposite
direction.
One goods train crossed the first person
in 20 sec.
After 10 min
the train crossed the other person who is
commingin
opposite direction
in 18 sec .Afterthe train haspassed, when
thetwo
persons will meet?
Approx 72min check it once.
4. Theno. of children adults . Theno .of
adults the
no .of boys .
The no.of boys no. of girls .The no.of
girls no.of
familyi conditions
1.No family is without a child
2 Every girl has atleast one brotherand sister
.
Ans cabgf; 9 6 5 4 3 .
6.There are4 boys Anand ,Anandya ,Madan and
Murali with
nicmnames perich ,zomie ,drummy and madeena
not in thesame
order
Some com=nditons
Ans Anand : Perich
Anandya: drummy
Madan : Zombie
murali: Madeena
7.Thereare2diomans ,1 spadeand1 club and 1ace
and also 1king ,1
jack
and 1 aceare arranged in a straight line
1.The king is at third place
2.Theleft of jack is a heart and itsright is
king
3. No two red colours arein consequtive.
4.The queensareseperated by two cards. Write
the orderor which
suits
(hearts ,clubs )and names(jacks queensetc.)
8. Writeeach statementis true or false 8M
1.The sum of the1st three statements and
the2nd false statement
givesthe true statement.
2.The no.oftrue statements falsestatement
3. The sum of2nd true statement and 1st
falsestatement gives
the first
true statement.
4. Thereareatmost 3 falsestatements
5.There is no two consequtive true statements
6.If this containsonly 15 statements
,theanswer of this is
sameasthe an answer of the following question
9.Question on Venn diagram.
All handsome are also fair skinned
Sme musularsare fair skinned
Some musculars are also handsome
All lean are also muscular
Some lean are also fair skinned.
All rich man inot fair skinned but all rich
manare handsome
Some questions follows.
10
There are 3 pileseach containe 10 15 20
stones. There are
A,B,C,D,F,G
and h persons .One man can catch upto four
stones from any
pile.
The last manwho takeswill win. If first A
starts next B. and
so on
who will win?
Ans May be F
Essay writing
1 Intrnet revolution
2.Media for youth
INFOSYS(199899)
LOGICAL THINKING TEST

Time : 1 hour
Total Marks : 50
ALL QUESTIONS DO NOT CARRY EQUAL MARKS
INSTRUCTIONS
* Please do not write/mark on the question
paper.
* Read the questions carefully. Work your
answers carefully
and as
rapidly as possible.
* Do not spend too much time on questions
that seem difficult
for you.
If time permits go back to the ones you
have left out.
* Answer sheets have been provided to you
separately. Use the
first
sheet to write your answers and use the
remaining sheets for
the
detailed working.
* On completion, please put your answer sheet
along with the
working
sheets, inside the question paper and hand
them back to us.
* There is no negative marking.
Do not turn the page until you are told to do
so.
1.
2 Marks
When Arthur is as old as his father Hailey is
now, he shall be
5 times
as old as his son Clarke is now. By then,
Clarke will be 8
times older
than Arthur is now. The combined ages of
Hailey and Arthur are
100
years. How old is Clarke ?
2.
3 Marks
I have one orange glass containing orange
juice and another
white glass
containing apple juice. I take 50 ml of orange
juice and mix it
with
apple juice in the white glass. Then I take 50
ml of this
mixture and
transfer it back to the orange glass.
If you compare amount of apple juice in the
orange glass and
amount of
orange juice in the white glass which is more
than the other
and by
how much ?
3.
3 Marks
The seven digits in this subtraction problem
are
0,1,2,3,4,5 and 6.
Each letter represents the same digit whenever
it occurs.
D A D C B
E B E G

B F E G

What digit is represented by each letter ?
4.
4 Marks
The Jones have named their four boys after
favourite
relatives; their
friends, the Smiths, have done the same thing
with their three
boys.
One of the families has twin boys. From the
following clues,
can you
determine the families of all seven children
and their ages ?
i) Valantine is 4 years older than his twin
brothers.
ii) Winston, who is 8, and Benedict are not
brothers. They are
each
named after a grandfather.
iii) Briscoe is two years younger than his
brother Hamilton,
But three
years older than Dewey.
iv) Decatur is 10 years old.
v) Benedict is 3 years younger than
Valentine; they are not
related.
vi) The twins are named for uncles.
5.
4 Marks
Motorboat A leaves shore P as B leaves Q;
they move
across the lake at
a constant speed. They meet first time 600
yards from P. Each
returns
from the opposite shore without halting, and
they meet 200
yards from
Q. How long is the lake ?
6.
4 Marks
Fanta, Pepsi and Citra often eat dinner out.
a) Each orders either coffee or tea after
dinner.
b) If Fanta orders coffee, then Pepsi orders
the drink that
Citra orders.
c) If Pepsi orders coffee, then Fanta orders
the drink that
Citra does
not order.
d) If Citra orders tea, then Fanta orders the
drink that Pepsi
orders.
Which person/persons always orders the same
drink after dinner
?
7.
6 Marks
On the Island of imperfection there is a
special road,
Logic Lane, on
which the houses are usually reserved for the
more mathematical
inhabitants.
Add, Divide and Even live in three different
houses on this
road (which
has houses numbered from 150). One of them is
a member of the
Pukka Tribe,
who always tell the truth; another is a member
of the Wotta
Tribe, who never
tell the truth; and the third is a member of
the Shalla Tribe,
who make
statements which are alternately true and
false, or false and
true.
They make statements as follows :
ADD : 1 The number of my house is greater
than that of
Divide's.
2 My number is divisible by 4.
3 Even's number differs by 13 from
that of one of the
others.
DIVIDE : 1 Add's number is divisible by 12.
2 My number is 37.
3 Even's number is even.
EVEN : 1 No one's number is divisible by
10.
2 My number is 30.
3 Add's number is divisible by 3.
Find to which tribe each of them belongs, and
the number of
each of
their houses.
8.
8 Marks
The names of the inhabitants of Walkie
Talkie Land sound
strange to the
visitors, and they find it difficult to
pronounce them, due to
their
length and a few vowel sounds they contain.
The Walkie Talkie
guide is
discussing the names of four inhabitants 
A,B,C and D. Their
names
each contain upto eight syllables, although
none of the four
names
contain the same number. Two of the names
contain no vowel
sounds; one
contains one vowel sound; and one contains two
vowel sounds.
From the Guide's statements below, determine
the number of
syllables
and vowel sounds in each of the four Walkie
Talkie names :
i) The one whose name contains two vowel
sounds is not A.
ii) C's name does not contain more than one
vowel sound or
fewer than
seven syllables.
iii)The name with seven syllables does not
contain exactly one
vowel
sound.
iv) B and C do not have names with the same
number of vowel
sounds.
v) Neither the name with five syllables nor
the name with
seven syllables
contains more than one vowel sound.
vi) Neither the name with six syllables, nor
the B's name,
contains
two vowel sounds.
9.
8 Marks
Multiplication and Division.
(1)      (a) (2) _
_ . _ (d)
________________
   (b)   )    
 . 0
_________________   
_______________
    
       

___________________  

_______________
       (c)

 

 
========
(1) and (2) represent the same two numbers 
in one case
multiplied
9together, in other case divided.
Given that there are no 3's. find the missing
digits indicated
as
(a), (b), (c) and (d) above ?
10.
8 Marks
Two identical twins have a very unusual
characteristic.
One tells
nothing but lies on Mondays, Wednesdays and
Fridays, and tells
nothing
but the truth all other days. The other tells
nothing but lies
on
Tuesdays, Thursdays and Saturdays, and tells
nothing but the
truth
all other days. On Sundays both children speak
the truth.
1) Which of the following statements can be
deduced from the
information presented ?
i) If it is Sunday, the twins will both
say so.
ii) If it is not Sunday,one twin will give
the correct day
and
the other will lie about everything.
iii)On any given day, only one twin will
give his correct
name.
a) i only
b) i and ii only
c) i and iii only
d) ii and iii only
e) i,ii and iii
2) According to the information presented,
which of the
following
conversations will be impossible.
a) Twin A : "Today you are a lier"
Twin B : "You are telling the truth"
b) Twin A : "Today you are a lier"
Twin B : "Today I am a truthteller"
c) Twin A : "Tommorow I shall be a lier"
Twin B : "That's correct"
d) Twin A : "Tommorow you will be a lier"
Twin B : "Today you are a truthteller"
e) Twin A : "Yesterday we were both
truthtellers"
Twin B : "You are lying"
3) Assume that the twins followed a different
set of
rules, so that on
a given day both told only the truth while
next day
both only lied,
alternating days of truth telling and lying.
Under these
rules,which
of the following conversations would be
possible ?
a) Twin A : "Today you are a lier"
Twin B : "That is correct"
b) Twin A : "Today you are a lier"
Twin B : "That is not so"
c) Twin A : "Tommorow we will be liers"
Twin B : "Yesterday we were
truthtellers"
d) Twin A : "Tommorow we will be liers"
Twin B : "You are 1 year older than I
am"
e) Twin A : "We always tell the truth"
Twin B : "We some times tell the
truth"
4) If the twins are heard saying the following
on the same
day, which
choice presents a correct statement ?
Twin A : "It is Sunday Today"
Twin B : "Yesterday was Sunday"
Twin A : "it is summer season now"
a) it is a summer sunday
b) it is a summer monday
c) it is Monday but not summer
d) it is Sunday but not summer
e) it is impossible to determine whether it
is Sunday or
Monday.
*
THIS IS INFOSYS 99 FROM IITBHU
q1) a frog jumps 3 ft comres bacfk 2ft in a day in
how many day
it will come out of 30ft deep well (2 marks )ns ans
28 day
q2) AB=C
D/E=F
G+H=I
C.F=I ANS A=9,B=5,C=4,F=2.
Q3)when the asctual time pass 1hr wall clock ic 10
min behind it
when 1 hr is shown by wall clock, table clock shows 10
min ahead
of ih when table clock shows 1 hr the alarm closck
goes 5minbehind
it,when alarm clock goes 1 hr wrist watch is 5 min
ahead of it assuming
that all clocks are correcrt with actual tinme at 12
noon what will
be time shown by wrist watch after 6 hr
ans5:47:32.5
(n X 60 )50/60 X 70/60 X 55/60 X 65/60
q4)a soft. engr just returned from US has eaten too
mucgh fat &put
a lot of weight everfy sunday he starts walking 4
km/hr on level
ground then up at 3 km\hr then back down hill at
6km\hr then again
on level grounggd at 4km\hr till he reaches his
destination if he
returned home at 9 p.m. e what distance did he covered
ans 24km
it is aslo asked in some parer fingd half of the dist
covered by hoim
in this case ans 12km
q5 ] one family promblem was there in wich varios
relations are givern
ans is correcr 3 families
q6] one question was about cards 4 persons play yjthe
game of cards
cards are of 4 colour yellow green blue,red fing
colours of playing cards which are hiddeden
ans remember the sequence
yellow,yellow,green,blue,probably frob gre
q7] one very easy question just solve two eq, about
ages
i rembemer only ans boy=10yrsor girl =4 yrs or vice
versa pl. check it
q8]ans the questions from facts 8marks
the member of certain tribe are divided into 3 casts
abhor,dravid magar
1 an abhor woman cant marry dravid nman
2 a nmagar man cant marry a dravid man
3 a son takes the caste of his father a dauhgter
takes cast of her mother
5 all marriages except those mentioned are not
permirtted 6 there
are no childern born out of a wedlock
1]aliertnates cant rem u acan previos question
some ans are
q]an abhor woman a alternative istrue can have a
dra, grandson
q]it can be refer from conditions described that a
magar man
ans is 2 &3 only iii choice cant have a dravid
mother & may have abhou mother
q]an abhor marreies & has thr e childern allof are
members aof
abhor acsateeich of ffoloewing is true
ans i & ii only i is if c were married toa magar
man
ii if c were married to abhor man,they have a male
child
eassy topic
role of media ohun youth
& interner revolution
one more q] there are 2 scales of temp A & B it was
given A 14 to 133
B 36 to 87
find the temp when temp oa a is eq. to temp of b
ans 52.5
let t=mx+c c=70 m=51/119
a=a.51/119 70 ; a=52.5
this all came in bhu
TCS paper was repeat of 98 some crirtical reasoning
new ques 50 t0 70
some new quants question i rembember some bnew q
ans are 1]some rect question %of widthis inscresaded
like that ans is 4%
2]some packet of 1 a and 2  ans 114 etCn
INFOSYS  99 AT
JU,CALCUTTA.
(1). ALL TALLMEN ARE
HANDSOME,FAIRSKIMED,LEAN,NULSCULAR RICH
AND EMPLOYED.
1. ALL HANDSOME PERSONS ARE
FAIRSKIMED
2. SOME NULSCULAR ARE FAIR SKIMED
AND HANDSOME
3. ALL LEANS ARE NUSCULAR PERSONS
4. NO FAIRSKIMED PERSON WHO IS NOT
HANDSOME IS RICH
5. NEITHER FAIRSKIMED NOR
NULSCULAR ARE EMPLOYED.
THERE ARE 4 QUESTIONS BASED ON THE ABOVE.
8 MARKS
(2). PROBLEM
(3). A SOFTWARE ENGINEER STARTS FROM HOME
AT 3PM FOR EVENING
WALK.
HE WALKSPEED OF 4KMPH ON LEVEL GROUND
AND THEN AT A SPEED
OF
3KMPH ON THE UPHILL AND THEN DOWN THE
HILL AT A SPEED OF
6KMPH
TO THE LEVEL GROUND AND THEN AT A
SPEED OF 4KMPH TO THE
HOME
AT 9PM
WHAT IS THE DISTENCE ON ONE WAY?
4MARKS
(4). A BAG CONTAINS CERTAIN NUMBER OF
FILES. EACH FILE IS
NUMBERED
WITH ONE
DIGIT OF 0 TO 9. SUPPOSE THE PERSON
WANT TO GET THE NUMBER
BETWEEN 1 TO
2000 (OR 7000 CHECK ) . HOW MANY MIN
NO. OF FILES SHOULD BE
PRESENT IN
THE BAG.
3MARKS
(5). A + B + C +D = D + E + F + G = G + H
+ I =17.
IF A = 4 WHAT ARE THE VALUES OF D
AND G. EACH LETTER
TAKEN
ONLY ONE OF THE DIGIT FROM 1 TO 9.
8MARKS
ANS : A = 4 ,B = 2, C =6, D =
5, E = 3, F = 8, G =
1,
H = 7, I = 9.
(6). SIX PERSONS A,B,C,D,E &F WENT TO
SOLIDER CINIMA. THERE ARE
SIX
CONSEUTIVE SEATS. A SITS IN THE FIRST
SEAT FOLLOWED BY B ,
FOLLOWED BY C AND SOON. IF A TAKEN
ONE OF THE SIX SEATS ,
THEN
B SHOULD SIT ADJACENT TO A. C SHOULD
SIT ADJACENT A OR B. D
SHOULD SIT ADJACENT TO A, B,ORC AND
SOON. HOW MANY
POSSIBILITIES ARE THERE?
(7). SUPPOSE THERE ARE 4 GRADES A, B, C,
D. (A IS THE BEST AND D
IS THE WORST) 4 PERSONS
JACK,JEAN,POUL,LUCY WROTE THEN
FINAL
EXAM
AND MADE THE STATEMENTS LIKE THIS.
1. JACK: IF I WILL GET A THEN LUCY
WILL GET D
2. LUCY: IF I WILL GET C THEN JACK
WILL GET D . JACK GRADE
IN BETTER THEN POUL GRADE.
3. JEAN: IF JEAN DOESNOT GET A ,
THEN LACK WILL NOT GET A.
4. POUL: IF JACK GET A , THEN JEAN
WILL NOT GET B.
LUCY WILL GET C, I WON'T
EITHER A OR B.
IF ALL THE ABOVE STATEMENTS ARE TRUE,
THEN WHICH PERSON
WILLGET WHICH GRADES.
(8). EACH MAN DANCES WITH 3 WOMEN. EACH
WOMEN DANCES WITH 3
MENS.
AMONG EACHG PAIR OF MEN THEY HAVE
EXACTLY TWO WOMEN IN
COMMAN.
FIND THE NO. OF MEN & WOMEN.
ESSAY.
1. INTERNET REVOLUTION
2. ROLE OF MEDIA FOR YOUNG.