A sum of money earns Rs. 815 in three years and Rs. 854 in four years at simple interest. The total is:
A. Rs. 650
B. Rs. 690
C. Rs. 698
D. Rs. 700
Answer:C
A sum of money earns Rs. 815 in three years and Rs. 854 in four years at simple interest. The total is:
A. Rs. 650 B. Rs. 690 C. Rs. 698 D. Rs. 700
Explanation: A year's S.I. equals Rs. (854 - 815) = Rs. 39.3 years of S.I. = Rs. (39 x 3) = Rs. 117.The principal is Rs. 815 minus Rs. 117, which is Rs. 698.