The simple interest on Rs.12000 at a certain rate of interest in five years is Rs.7200. Find the compound interest on the same amount for five years at the same rate of interest. Pick:
A) 3052.82 B) 3052.89 C) 3052.85 D) 3052.8 E) 3052.82
R = 100 I / PT   =&gt; R = (100 * 7200)/ (12000 * 5)= 
<gadget id="calculator">(100 * 7200)/ (12000 * 5)</gadget>
<output>12</output>
12%   CI= P{ [1 + R /100]n - 1}   = 12000 { [ 1 + 12 / 100]2 - 1} = Rs.3052.80   Answer:3052.8   Answer:3052.8
<result>D</result>
The simple interest on Rs.12000 at a certain rate of interest in five years is Rs.7200. Find the compound interest on the same amount for five years at the same rate of interest.