A sum of money at simple interest amounts to Rs. 815 in 3 years and to Rs. 854 in 4 years. The sum is ________?
Q1. A sum of money at simple interest amounts to Rs. 815 in 3 years and to Rs. 854 in 4 years. The sum is ________?
Answer: Rs. 698
Explanation: Annual SI = Rs.854 − Rs.815 = Rs.39; principal = 815 − 3×39 = Rs.698.