Find the compound interest and the amount on Rs.8000 at 5% per annum for 3 years when C.I is reckoned yearly?

Find the compound interest and the amount on Rs.8000 at 5% per annum for 3 years when C.I is reckoned yearly?

A. Rs.1261
B. Rs.1440
C. Rs.1185
D. Rs.1346
Explanation:
A = 8000(21/20)3
= 9261
= 8000
———
1261