"A sum of money amounts to Rs 5200 in 5 years and to Rs 5680 in 7 years at simple interest. The rate
Channel: Doubtnut
Date: 2020-04-05

"A sum of money amounts to Rs 5200 in 5 years and to Rs 5680 in 7 years at simple interest. The rate of interest per annum is:(a) 3% (b) 4% (c) 5% (d) 6%"