SSC CPO 16th-March-2019-Shift-3 Question 7

Question 7

Three of the following four numbers are alike in a certain way and one is different. Identify the different one.

Solution

$$169=13^2\ ,\ 144=12^2\ ,\ 196=14^2.$$

But 215 is not a perfect square.

So,option A is correct choice.



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