Question

3 : 9 : : 8 : ?

A 10 Correct Answer Incorrect Answer
B 26 Correct Answer Incorrect Answer
C 28 Correct Answer Incorrect Answer
D 9 Correct Answer Incorrect Answer

Solution

22 – 1 = 3, 23 + 1 = 9 Similarly, 32 – 1 = 8, 33 + 1 = 28

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