What will be the compound interest on a sum of Rs. 40,000 after 3 years at the rate of 12% p.a.? Choose the correct choice from the following
A) s:10123.19
B) s:10123.29
C) s:10123.20
D) s:10123.28
E) s:16197.12
Amount   = [40000 * (1 + 12/100)3]   = 40000 * 28/25 * 28/25 * 28/25   = Rs. 56197.12   C.I. = (56197.12 - 40000)= 
<gadget id="calculator">(56197.12 - 40000)</gadget>
<output>16_197.12</output>
Rs:16197.12   Answer: s:16197.12
<result>E</result>
What will be the compound interest on a sum of Rs. 40,000 after 3 years at the rate of 12% p.a.?