Find the missing term in the following series.

1)

11, 13, 17, 19,23, 25, ?


A) 29

B) 26

C) 27

D) 37

Answer:

Option A

Explanation:

The pattern is + 2, + 4, + 2, + 4, ..... So, missing term = 25 + 4 = 29

Hence the answer is (a)