# Placement Papers - Infosys

## Why Infosys Placement Papers?

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## How to solve Infosys Placement Papers?

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### Infosys Question Paper At HUBLI

Posted By : Abinash Rating : +13, -0

INFOSYS PAPER AT HUBLI

Threre was no tech round in the interview only HR in that I was asked two puzzle

ALL THE BEST ALL OF U AND SHARE UR EXPERINCE WITH FRESHRES WORLD AFTER UR REQRUITMENT REALLY THIS SITE HAS HELPED A LOT TO ME.

1.A mathematician was 70 in the year 500 and he was 80 in the year 490.find the year in which he was born

ans :570 b.c

2.There are 100 pieces of zigzags(don t bother of zig zag) which can be combined two at a time dicretely or with with a unit of some zigzag. How many such copmbination are necessary to make asingle whole unit.

ans :99 (Similar to the problem that says: 10 players playng mathes one lose will make them out of tournament)

3.a.) there is a cube which is painted out side ,which is then divided into 125 cubes of equal size.Find the number of cubes which are having color at the 3 faces ,number of cubes having color at 2 faces and also at the one face,also cubes having no color

ans:(3 faces=8
2 faces=36, 1 faces=54 ,no colr=27 )

3.b) if these cubes r placed in the tray and shuffelled then brougt into stationary state the find the probality that the red face is pointing above

ans: 1/5 or 0.2.

4.) There are 729 balls of equal size and shape out of which one is heavier than rest all.Find the minimum number of weighing tha are required to find out that faulty ball

ans (12).

5.)In an iceland there are 3 kinds of persons Sarrorian: one who speaks both the sentence truth another
fellow meditorian: who speakes one truth sentence and one false sentence.the lask kind of person is
nerrorian :who speakes both the sentence the sentence false.Balachandra meets each one of them and comes with the following sentence frm them and frm these sentence Balachandra is able to tell who is Sarrorian,Meditorian,narrorian

Gowda : I am sarrorian
: Satish is Narrorian

putta: I am Sarrorian
: Santosh is Meditorian

betta:  I am Sarrorian
: Gowda is Meditorian

ANS: betta: Sarrorian
Gowda : Meditorian
putta : Narrorian

6.) CRAZY FROG

A frog is in the well of 30 meters depth.It wants to come out of it .It covers 3 meters during day and slips by 2 meters during night.How many days it requires to come out of it

ans ( Total of 28 days and 27 nightg so 27 days it needs).