Quantitative Aptitude Ques 1464

Question: If p, q, r are in Geometric Progression, then which is true among the following?

Options:

A) $ q=\frac{p+r}{2} $

B) $ p^{2}=qr $

C) $ q=\sqrt{pr} $

D) $ \frac{p}{r}=\frac{r}{q} $

Show Answer

Answer:

Correct Answer: C

Solution:

  • Since, p, q, r, are in Geometric progression.

$ \therefore $ $ q^{2}=pr $ Then, $ q=\sqrt{pr}. $