Quantitative Aptitude Ques 962

Question: Directions: What will come in place of question mark (?) in the following number series? [UBI (PO) 2011]

7, 11, 23, 51, 103,?

Options:

A) 186

B) 188

C) 185

D) 187

E) None of these

Show Answer

Answer:

Correct Answer: D

Solution: