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Four number-pairs are given out of which three are alike in a certain way and one is different. Select the number-pair that is different from the rest.

A18 : 306

B23 : 552

C13 : 182

D25 : 650

Answer:

A. 18 : 306

Read Explanation:

Option 2 → 23 : 552 → 23 : 23^2 + 23 Option 3 → 13 : 182 → 13 : 13^2 + 13 Option 4 → 25 : 650 → 25 : 25^2 + 25


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