Question

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

22      23       32       57      106      ?

A 192 Correct Answer Incorrect Answer
B 189 Correct Answer Incorrect Answer
C 183 Correct Answer Incorrect Answer
D 187 Correct Answer Incorrect Answer
E None of these Correct Answer Incorrect Answer

Solution

22 + 12 = 23 23 + 32 = 32 32 + 52 = 57 57 + 72 = 106 106 + 92 =  187

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