other govt exam NBE Junior Assistant 2024 Mock Tests Series Quantitative Aptitude Interest Simple Interest
Arun invested a sum of money at a certain rate of simple interest for 4 years. Had he invested the same amount for 6 years, the amount of interest earned by him would have been 50% more than the amount of interest earned earlier. What is the rate of interest per annum ?
1
4%
2
8%
3
5%
4
Cannot be determined