INFOSYS Placement Papers
INFOSYS-Placement
Paper-7 May 2006
1. At 6 'o' clock, the clock ticks 6 times. The time taken between first &
the last tick is 30 seconds. How long does it take to tick at 12 'o' clock?
Ans: 66 secs.
2. A boy asked his sister that "how many chocolates are with you now out of
what I gave you yesterday". She replied him in confusing way "I gave half of
those to mom and half more to dad. Then, from remaining chocolates, I gave
half of those and another half of a chocolate to our pet dog. After that,
one chocolate was remaining and I ate that gracefully". How many chocolates
did the boy give to his sister?
Ans: 7
3. Mr. X (who got the Param veer charka in 1948), died at the age which is 1
/ 39th of his year of birth, in which year did he born?
Ans: 1872 (I think so).
4. In a party, all together there were 11 guests. If each of them clink
their glasses with one another only once, what is the number of clinks that
were exchanged?
Ans: 55 clinks.
7. A train starting from Amristar at 0900hrs reaches Delhi by 0930hrs after
3 days.
If a train starts from Delhi to Amristar, how many trains will it meet on
its way to Amristar?
Ans: 4 trains (not sure).
6. In a Park, there were certain birds in each tree. Number of birds in each
tree equals to the number of trees in the park. The gate keeper is sure that
there are around2000 - 2100 birds altogether in the park.What is the total
number of trees in the park?
Ans: 45 trees.
Remaining 3 questions were quite lengthy; I'm not able to recollect them.
- One was about 4 different events - there are abt 6 people - 4 different
people won each event. You gotta find out who won which event given the
conditions.
- Other question was 4 different people - 4 different profession - u gotta
find who is who, given the conditions. (Like druggist, architect, grocer
Etc)
- Last one was about the houses & different typed peoples (like English,
german, norwagean..) - in the same way u gotta find who is in which house
(given some conditions).
INTERVIEW:
Panel had 2 persons (females) - aged around 35 to 40..it was cool - they
started asking about my extra curricular activities -then went on with the
work profile..at last they gave me some 2 puzzles (simple ones) to solve.
1. There are two vessels of same size with water in it and one is 20 degree
Celsius and other is 20 degree Fahrenheit. When a coin is put in both vessel
which will reach bottom first.
Ans: As 20 degree Fahrenheit is definitely a freezing pt, at this time none
can be be immersed so at 20 degree Celsius the coin will immerse first.
2. In a knock out game of chess, how many games will be played when there
are about 43 players?
Ans: Winner gotta defeat remaining 42 players which means total game played
is 42.
1 t.
Ans: As 20 degree Fahrenheit is definitely a freezing pt, at this time none
can be be immersed so at 20 degree Celsius the coin will immerse first.
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