The difference between the compound interest compounded annually and simple interest for 2 years at 20% per annum is Rs.144. Find the principal?	Select the correct option.
A) 3629 B) 3608 C) rs.3600 D) 3613 E) 6192
P = 144( 100 / 5)2 =&gt; P   = 3600   Answer:rs.3600
<result>C</result>
The difference between the compound interest compounded annually and simple interest for 2 years at 20% per annum is Rs.144. Find the principal?