A sum of money amounts to Rs. 9800 in 5 years and Rs. 12005 in 8 years at the same rate of simple interest. What is the rate of interest per annum? August 17, 2025August 17, 2025 Irza Afzad Arithmetic/ Basic Math, css, Full List, Mathematics A. 5%B. 8%C. 12%D. 15% Related