Question 4

Three of the following four number-pairs are alike in a certain way and one is different. Pick the odd number-pair out.

Solution

From the given options,

We found that apart from option A, all the given options are following the a special pattern.

$$144 : 12$$ is related as $$144=12^2$$

$$225 : 15$$ is related as $$225=15^2$$

$$196 : 14 $$ is related as $$196=14^2$$

But in the option A,

$$123:11$$ is related as $$123=11^2+2$$

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