The compound interest earned by Sunil on a certain amount at the end of two years at the rate of5% p.a. was Rs.246. Find the total amount that Sunil got back at the end of two years in the form of principal plus interest earned.  Choices: A) Rs.2535 B) Rs.2646 C) Rs.2546 D) Rs.2656 E) Rs.2565
Let the sum be Rs.P   P{ [ 1 + 5/100]2 - 1 } = 246   P(5/100)(2 +5/100) = 246 [a2 - b2 = (a - b) ( a + b)] P = 246 / (0.05)(2.05) = 2400. Amount =Rs.2646 Answer :Rs.2646
<result>B</result>
The compound interest earned by Sunil on a certain amount at the end of two years at the rate of5% p.a. was Rs.246. Find the total amount that Sunil got back at the end of two years in the form of principal plus interest earned.