Compound interest of Rs.4000 at 10% per annum for 1 1/2years will be (interest compounded half yearly). Select.
A) Rs.473  B) Rs.374  C) Rs.495  D) Rs.630  E) None of the above
10% interest per annum will be 5% interest half yearly for 3 terms( 1 1/2 years)   So compound interest=4000[1+(5/100)]^3 - 4000=4000[(21/20)^3 -1]   =4000(9261-8000)/8000   =4*1261/8   =630   ANSWER:Rs.630
<result>D</result>
Compound interest of Rs.4000 at 10% per annum for 1 1/2years will be (interest compounded half yearly).