A sum of Rs. 3000 amounts to Rs. 9000 in 4 years at the rate of simple interest.

A sum of Rs. 3000 amounts to Rs. 9000 in 4 years at the rate of simple interest. What is the rate of interest?

Quiz

Answer/Solution

50%

Steps/Work

S.I. = (9000 - 3000) = Rs. 6000
Rate = (100 * 6000) / (3000* 4)
= 50%
Answer: E