Question 7

In the following question, select the related number from the given alternatives.
51 : 66 :: 81 : ?

Solution

The logic here is

51 + 15 = 66 $$\longrightarrow\ $$ first number + 15 = second number

Similarly,

81 + 15 = 96

$$\therefore\ $$96 is related to 81 in the same way 66 is related to 51.

Hence, the correct answer is Option B

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In the following question, select the related number from the given alternatives.51 : 66 :: 81 : ?