The simple interest on a sum for 8 years is Rs. 47500. The rate of interest for the first 5 years is 10% per annum and for the next 3 years is 15% per annum. What is the value (in Rs.) of sum?

The simple interest on a sum for 8 years is Rs. 47500. The rate of int

1.	The simple interest on a sum for 8 years is Rs. 47500. The rate of interest for the first 5 years is 10% per annum and for the next 3 years is 15% per annum. What is the value (in Rs.) of sum?
A.	50000
B.	60000
C.	45000
D.	62500
Answer» B. 60000