What will be the difference between simple and compound interest @25% per annum on a sum of $3600 after 2 years? Pick:
A) $150  B) $220  C) $225  D) $182  E) $189
S.I. = 3600*25*2/100= 
<gadget id="calculator">3600*25*2/100</gadget>
<output>1_800</output>
$1800   C.I.= 3600 * (1 + 25/100)^2 - 3600 = $2025   Difference = 2025-1800= 
<gadget id="calculator">2025-1800</gadget>
<output>225</output>
$225   Answer is $225
<result>C</result>
What will be the difference between simple and compound interest @25% per annum on a sum of $3600 after 2 years?