A man saves Rs. 200 at the end of each year and lends the money at 5% compound interest. How much will it become at the end of 3 years?  Answers.
A) Rs. 565.25 B) Rs. 635 C) Rs. 662.02 D) Rs. 666.50 E) Rs. 686.50
Amount = [200(1 + 5/100)3 + 200(1 + 5/100)2 + 200(1 + 5/100)]   = [200 * 21/20(21/20 * 21/20 + 21/20 + 1)] = Rs. 662.02   ANSWER:Rs. 662.02
<result>C</result>
A man saves Rs. 200 at the end of each year and lends the money at 5% compound interest. How much will it become at the end of 3 years?