A sum of Rs. at simple interest rate of 15% per annum. Rs.1,725 ​​and a simple interest rate of 20% per annum.

A sum of Rs4000 is lent for 5 years at the rate of 15% per annum.Find the interest.

A sum of Rs4000 is lent for 5 years at the rate of 15% per annum.Find the interest.

A borrows Rs. 800 at the rate of 12% per annum simple interest and B borrows Rs. 910 at the rate of 10% per annum, simple interest. In how many years will their amounts of debt be equal ?

A sum of ₹ 10000 is lent on simple interest at the rate of 15% per annum. What is the difference between Simple interest for 6 years and the simple interest for 2 years?