Rs.1500 is divided into two parts such that if one part is invested at 6% and the other at 5% the whole annual interest from both the sum is Rs.85. How much was lent at 5%?

Raymond bought a car for $40, 000. He took a $20,000 loan from a bank at an interest rate of 15% per year for a 3-year period. What is the total amount (interest and loan) that he would have to pay the bank at the end of 3 years?

A sum of Rs. 2500 amounts to Rs. 3875 in 4 years at the rate of simple interest. What is the rate of interest?

A person borrows Rs. 5000 for 2 years at 4% p.a. simple interest. He immediately lends it to another person at 6% p.a for 2 years. Find his gain in the transaction per year.

A certain amount becomes Rs. 5760 in 2 years and Rs. 6912 in 3 years. What is the principal amount and the rate of interest?

Find the compound interest on Rs. 10000 at 12% rate of interest for 1 year, compounded half-yearly.

A certain amount earns simple interest of Rs. 1750 after 7 years. Had the interest been 2% more, how much more interest would it have earned?

Rs.1000 is invested at 5 % p.a simple interest if the interest is added to the principle after every 10 years. The amount will become Rs. 2000 After

Rs.2000 amount to Rs. 2600 in 5 years at simple interest if the interest rate were increased by 3 %. It would amount to how much?

In how many years a sum will be thrice of it at the rate of 10% per annum?

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 at debts be equal?

A man deposited Rs. 400 for 2 years. Rs.550 for 4 years and Rs.1200 for 6 years. He received Rs.1020 as the total simple interest. The rate of interest per annum is?