The difference between C.I. and S.I. on an amount of Rs. 15,000 for 2 years is Rs. 96. What is the rate of interest per annum? Choose one: A) 8 B) 7 C) 6 D) 5 E) 4
[15000 * (1 + R/100)2 - 15000] - (15000 * R * 2)/100 = 96   15000[(1 + R/100)2 - 1 - 2R/100] = 96   15000[(100 + R)2 - 10000 - 200R]/10000 = 96   R2 = (96 * 2)/3= 
<gadget id="calculator">(96 * 2)/3</gadget>
<output>64</output>
64=&gt; R = 8   Rate = 8%.8nswer: 8
<result>A</result>
The difference between C.I. and S.I. on an amount of Rs. 15,000 for 2 years is Rs. 96. What is the rate of interest per annum?