A sum of money at simple interest amounts to Rs. 825 in 3 years and to Rs. 854 in 4 years. The sum is? Choose the correct choice from the following:
A) Rs. 738
B) Rs. 638
C) Rs. 650
D) Rs. 730
E) Rs. 735
S.I. for 1 year = (854 - 825) = Rs. 29   S.I. for 3 years = 29 * 3 = Rs. 87   Principal = (825 - 87) = Rs. 738.   Rs. 738NSWER:Rs. 738
<result>A</result>
A sum of money at simple interest amounts to Rs. 825 in 3 years and to Rs. 854 in 4 years. The sum is?