What will be the difference between simple and compound interest at 12% per annum on a sum of Rs. 1000 after 4 years?  Choose the correct answer
A) 94.19	B) 94.12	C) 93.5	D) 64.1	E) 64.11
S.I. = (1000 * 12 * 4)/100 = Rs. 480   C.I. = [1000 * (1 + 12/100)4 - 1000] = Rs. 573.5 Difference = (573.5 - 480) = Rs. 93.5   Answer: 93.5
<result>C</result>
What will be the difference between simple and compound interest at 12% per annum on a sum of Rs. 1000 after 4 years?