Exams › SSC CGL (Prelims) › Reasoning

Which number replaces the question mark in the following analogy: 3 : 9 :: 4 : ?

1. 12
2. 15
3. 16
4. 8

Correct answer: 16

Solution

In the pair 3 : 9, the second number is the square of the first number. Applying the same rule to 4 gives 4² = 16.

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