Practicing Success

Target Exam

CUET

Subject

General Test

Chapter

Quantitative Reasoning

Topic

Permutation

Question:

What is the 7th term of the given Geometric progression?

1, 2, 4, 8, ____

Options:

54

60

64

62

Correct Answer:

64

Explanation:

1, 2, 4, 8, ____

Common ratio

= \(\frac{2}{1}\) =  2

= \(\frac{4}{2}\) = 2

= \(\frac{8}{4}\) = 2

In an GP the nth term is ,

An = a × r(n-1)

A7 = 1 × 2(7-1)

= 1 × 64

= 64