Question

What will come in place of the question mark (?) in the following series?

16      25      36      49      64       ?

A 79 Correct Answer Incorrect Answer
B 92 Correct Answer Incorrect Answer
C 81 Correct Answer Incorrect Answer
D 83 Correct Answer Incorrect Answer
E None of these Correct Answer Incorrect Answer

Solution

16 + 9 = 25 25 + 11 = 36 36 + 13 = 49 49 + 15 = 64 64 + 17 = 81

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