Infosys Placement Papers

INFOSYS-Placement Paper-8 Jan 2006-Chennai

1.) A CLOCK TAKES 30SEC FOR 6TICKS AT 6 O'CLOCK. HOW MUCH TIME WILL IT TAKE FOR TICKS AT 12 O'CLOCK. Ans:66sec

2.) I gave my sis x chocolates.she told me she gave half of them to

mom,from the remaining she gave half and half a choc more to dad, half of remainingand a half choc to doggy and remaining 1 she was left with one. how many chocolates were given to

sis.Ans:7.

3.) X(Got param veer charka in 1948) he died when his age was one thirty ninth of his year of birth.whats his year of birth.

approach:

since the year is divided by 39 , it should also be divided by 3

and 13. given tht he got award in 1948 .so he must have been born

before tht. so from 1900 try all the years which are divisible by 3 and 13

ANS :1911.

4.) There are x trees in woods. Y is no. of birds. Gate keeper tells

on each tree no of birds is equal to total no. of trees in woods.tell the number of trees. Given total number of birds is between 2000 and 2100.

approach:

x- the no of trees

so the total no of birds is square of x.

Between 2000 to 2100 there is only one no which is a square no

(because every century has only one year whic is a square number)

ie between 1900 to 2000 the year is 1936

(44*44)

similarly between 2000 to 2100 the year is 2025 (45*45)

between 2100 to 2200 the year is 2116

(46*46)

so ANS: 2025

5.) Enum,ekum,ebum,eskum,epumand 2 more 6 names were given and 4 races were given. Following a few statements find the winner of each of 4 races.(8marks)

(very confusing)

6)The briton lives in red house

The swede keeps dos as pets

The Dane drinks tea

the green house is the first house to the left of the white house

the green house owner drinks cofee

the person who smokes pall mall rears birds

the owner of the yellow house smokes dunhill

the man living in the house right in the center drinks milk

the norwegian lives in the first house

the man who smokes blends lives next to one who keeps cat

the man who keeps horses lives next to one who smokes dunhill

the man who smokes Bluemaster drinks beer

the norwegian lives next to the blue house

the man who smokes blends has a neighbor who drink water

the german smokes prince

based on the above clues u have to determine who smokes which ??who drinks wht???

who lives in which house. something like that

(one of friends has given me this very same problem to me some times before and said this puzzle was wriiten by einstein and claimed tht only 2% of the world's population can solve it) as soon as i saw this question on paper i skiped as i know abt it

previously . based on the clues they asked only three Questions

(each of 2 marks)..so i think we can solve this ..any way try this

out

7.train starts from amritsar to Bombay at 9am. It reaches destination after 3days at 9:30am. Every day a train starts. How many trains does it come across on d way ?(4 marks)

ANS 4

8.) Carter,milne,savage,Flynn are 4 people architect, banker, druggist and grocer in not that order,

Income of milne=3776+income of savage.

Income of drugg=2*income of grocer

Income of architect=2*income of druggist

Income of banker=2*income of architect

Carter is older than every one who earns more than Flynn but Flynn

does not earn double the amount of carter.find who's who?(8 marks)

9.) cost of a=5bit/pound , cost of b=3bit/pound. Mixture ab is sold at

100/3% profit and qty sold is 40 pound tell the weight of compound a sold in mixture.bit is money unit.

(form two equations and then solve it simple)

10.There are 11 people at a party with a glass. Eachone clinks glass with evey other person once.how many times did the glass clink?

Ans:nc2=11c2=55 times.

honestly speaking i answered only 7 questions which i was very much confident with then i struggled with two 8 mark ques and some how managed to write some answers ..but i am not confident with then tht einstein puzzle i didn't read beyong two lines

then english section was ok. Do carefully because it also has

cutoff marks

appeared around 1000. exactly 44 cleared written

I got through the written round and atteneded interview on 9th jan 06 at sholinganallur chennai

the interview was cool

No technical questions, Tell abt u'r selves?

they would interfere at the middle and ask some questions based on wht u say.i was asked a lot abt my native, then u'r family,

Then about our project and the difficulties tht we faced then,

then Extra curricular activities in school and college

then Two puzzles out of which one is pretty easy and another one i

didn't answer

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