What will be the compound interest on Rs. 45000 after 3 years at the rate of 12 % per annum  Select the correct option:
A) Rs 18221.76
B) Rs 18123.30
C) Rs 18123.40
D) Rs 18123.50
E) None of these
Explanation:   (45000×(1+12/100)3)   =&gt;45000×28/25×28/25×28/25   =&gt;63221.76   So Compound interest will be   63221.76 - 45000= 
<gadget id="calculator">  63221.76 - 45000</gadget>
<output>18_221.76</output>
Rs 18221.76   Option Rs 18221.76
<result>A</result>
What will be the compound interest on Rs. 45000 after 3 years at the rate of 12 % per annum