On a sum of money, the simple interest for 2 years is Rs. 325, while the compound interest is Rs. 340, the rate of interest being the same in both the cases. The rate of interest is  Choose one:	A) 15%	B) 14.25%	C) 9.23%	D) 10.5%	E) 11.5%
Explanation:   The difference between compound interest and simple interest on Rs. P for 2 years at R% per annum   = (R Ã— SI)/(2 Ã— 100)   Difference between the compound interest and simple interest = 340 - 325= 
<gadget id="calculator">340 - 325</gadget>
<output>15</output>
15   (R Ã— SI)/(2 Ã— 100)= 15   (R Ã— 325)/(2 Ã— 100) = 15   R = 9.23%   Answer: Option 9.23%
<result>C</result>
On a sum of money, the simple interest for 2 years is Rs. 325, while the compound interest is Rs. 340, the rate of interest being the same in both the cases. The rate of interest is