Quantitative Aptitude Ques 175

Question: Directions: What will come in place of question mark (?) in the given number series?

7, 13, 31, 85, 247, ?

Options:

A) 409

B) 727

C) 733

D) 649

E) 444

Show Answer

Answer:

Correct Answer: C

Solution:

  • Pattern of the given number series is as follows