Question

A sum of Rs 1,780 becomes Rs 2,136 in 4 years. Find the rate of interest.

• A. 5%
• B. 9%
• C. 10%
• D. 6 %

Answer 1

The correct option is A

5%

Amount = Rs 2,136

Principal = Rs 1,780

Time = 4 years

SI = 2136-1780

= Rs 356

R = $\frac{356\times 100}{1780\times 4}$

= 5%