What is the compound interest paid on a sum of Rs.1500 for the period of 2 years at 10% per annum. Pick:
A) 230  B) 175  C) 225  D) 315  E) None of these
Solution= Interest % for 1st year= 10   Interest % for 2nd year= 10+ 10% of 10= 10+ 10 *10/100= 
<gadget id="calculator">10+ 10 *10/100</gadget>
<output>11</output>
11   Total % of interest= 10 + 11= 
<gadget id="calculator">10 + 11</gadget>
<output>21</output>
21   Total interest= 21 % 1500 = 1500 * (21/100)= 
<gadget id="calculator">1500 * (21/100)</gadget>
<output>315</output>
315   Answer 315
<result>D</result>
What is the compound interest paid on a sum of Rs.1500 for the period of 2 years at 10% per annum.