Question

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

23      40        67         104        ?         208

A 173 Correct Answer Incorrect Answer
B 151 Correct Answer Incorrect Answer
C 182 Correct Answer Incorrect Answer
D 166 Correct Answer Incorrect Answer
E None of these Correct Answer Incorrect Answer

Solution

23 + 17 = 40 40 + 27 = 67 67 + 37 = 104 104 + 47 =  151 151 + 57 = 208

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