A sum of money at simple interest amounts to Rs. 815 in 4 years and to Rs. 854 in 5 years. The sum is:	Pick
A) 659 B) 698 C) 780 D) 910 E) None
Sol.   S.I. for 1 year = Rs. (854 - 815) = Rs. 39.   S.I. for 4 years = Rs. (39 * 4) = Rs. 156.   âˆ´ Principal = Rs. (815 - 156) = Rs. 659   659nswer 659
<result>A</result>
A sum of money at simple interest amounts to Rs. 815 in 4 years and to Rs. 854 in 5 years. The sum is: