Question

In the following number-pairs, the second number is

obtained by applying certain mathematical operations to the first number. Which numbers should replace X and Y so that the pattern followed by the two numbers on the left side of :: is the same as that on the right side of :: ? X : 125 :: 13 : Y

A X = 12, Y = 173

B X = 11, Y = 173

C X = 11, Y = 169

D X = 12, Y = 169

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Question

In the following number-pairs, the second number is

Solution

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