railway DFCCIL Junior Executive 2023 (CBT 1 & CBT 2) Mock Test Quantitative Aptitude Interest Simple Interest
At a certain rate of simple interest per annum a sum of money amounts to \(\frac{13}{8}\) of itself in 10 years. What is the rate of simple interest per annum?
1
6.25%
2
7.5%
3
7.25%
4
5%