Question 42

Four number-pairs have been given, out of which three are alike in some manner and one is different. Select the number-pair that is different from the rest.

Solution

From the given Option 18:49 is odd

given below pattern

$$9\times 2 = 18 $$

$$ 7 \times 7 = 49 $$

9-2 = 7

$$7^2 = 49 $$

another given Option is not follow the above Pattern

therefore 18:49 is odd

hence (B) 18:49 Ans

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