What will be the compound interest on a sum of Rs. 30,000 after 3 years at the rate of 12% p.a.?	Choices
A) s.10123.77
B) s.10123.21
C) s.10123.20
D) s.12147.84
E) s.10123.21
Amount = [30000 * (1 + 12/100)3]   = 30000 * 28/25 * 28/25 * 28/25   = Rs. 42147.84   C.I. = (42147.84 - 30000)   = Rs. 12147.84   Answer:s.12147.84
<result>D</result>
What will be the compound interest on a sum of Rs. 30,000 after 3 years at the rate of 12% p.a.?