Simple interest on a certain sum of money for 3 years at 8% per annum is half the compound interest on Rs. 4000 for 2 years at 10% per annum. The sum placed on simple interest is:	Choose the correct answer
A) 17523	B) 2788	C) 1750	D) 2787	E) 29899
Explanation:   1750.I.= Rs.[4000*(1+10/100)^2-4000]   =Rs.840   sum=Rs.(420 * 100)/3*8=Rs.1750\   Answer: 1750) Rs,1750
<result>C</result>
Simple interest on a certain sum of money for 3 years at 8% per annum is half the compound interest on Rs. 4000 for 2 years at 10% per annum. The sum placed on simple interest is: