Latest Exam Aptitude Question SOLUTION: John like 400 but not 300; he likes 100 but not 99 ; he likes 3600 but not 3700. which he ? a) 900 b) 1000 c) 1100 d) 1200.

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(#M40034399) EXAM question Keep an EYE

John like 400 but not 300; he likes 100 but not 99 ; he likes 3600 but not 3700. which he ?
a) 900
b) 1000
c) 1100
d) 1200.

Asked In Exam (10 years ago)

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Saraswathy  (10 years ago)

He likes 400 ==> 20^2 [400 is a perfect square]
Doesn't like 300 since its not a perfect square

He likes 3600 ==> 60^2 [3600 is a perfect square]
Doesn't like 3700 since its not a perfect square

He likes 100 ==> 10^2 [400 is a perfect square]
Doesn't like 99 since its not a perfect square

In the given option, the only perfect square number is 900 (ie) 30^2

So Ans : 900

Ans : Option (a)

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