Series Completion - Verbal and Reasoning

Directions to SolveChoose the correct alternative that will continue the same pattern and replace the question mark in the given series.
Q1:

2, 3, 3, 5, 10, 13, ?, 43, 172, 177

A 23

B 38

C 39

D 40

ANS:C - 39

Explanation: The pattern is + 1, x 1, + 2, x 2, + 3, x 3, + 4, x 4, + 5. So, missing term = 13 x 3 = 39.