The amount of principal Rs.8000 at compound interest at the ratio of 5% p.a. for 5 years is Pick one.
A) s . 9621
B) s . 6921
C) s . 10210
D) s . 6261
E) s . 6361

Rationale: "c . i = p ( 1 + r / 100 ) ^ n = 8000 ( 1 + 5 / 100 ) ^ 5 = rs 10210 answer : c"
Answer: C