Question

What should come in place of question mark ‘?’ in the following number series?

17      18        14         ?        7         32

A 21 Correct Answer Incorrect Answer
B 27 Correct Answer Incorrect Answer
C 23 Correct Answer Incorrect Answer
D 25 Correct Answer Incorrect Answer
E None of these Correct Answer Incorrect Answer

Solution

17 + 12 = 18 18 - 22 = 14 14 + 32 =  23 23 - 42 = 7 7 + 52 = 32

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