railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Quantitative Aptitude Interest Compound Interest
A certain sum amounts to Rs. 1,323 in 2 years and to Rs. 1389.15 in 3 years at r% p.a. when the interest is compounded yearly. What is the value of r?
1
4
2
6
3
5
4
2.5