Quantitative Aptitude Ques 1759

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

[Bank of Baroda (Clerk) 2011] 1, 7, 49, 343,?

Options:

A) 16807

B) 1227

C) 2058

D) 2401

E) None of these

Show Answer

Answer:

Correct Answer: D

Solution:

  • Here, in the given series, increase is sudden. So, it must have multiplication series. Now,
    Alternate Method Here, in the given series, the given pattern could also be explained as 1 7 49 343 2401 $ 7^{0} $ $ 7^{1} $ $ 7^{2} $ $ 7^{3} $ $ 7^{4} $