Simple & Compund Interest Test for Bank Exams

There is a 50% increase in an amount in 5 years at certain rate of simple interest. What will be the compound interest of Rs. 15000 for 2 years at the same rate?

A sum was put at simple interest at a certain rate for 3 years, had it been put at 2% higher rate, it would have fetched Rs. 60 more interest, then find the sum?

A certain sum amounts to Rs. 1000 after 3 years and Rs. 9000 after 5 years at a certain rate of interest compounded annually. What is the amount after 8 years in rupees?

A person lent a sum of Rs. 9000 on simple interest at 10% per annum for 3 years. Find the difference in interest received by him, if he had lent the same sum on compound interest at 20% per annum for 2 years.

Dalu gives Rs. _______ to Lalu and amount of money appreciates to Rs. 25,000 after 6 years and to Rs. 40,000 after 12 years at certain compound interest compounded annually.

A person invested Rs. 8800 at 10% rate of simple interest per annum in bank A for x years and Rs. 8200 at 20% rate of simple interest per annum in bank B for 3 years less than the time for which he invested in bank A and receives equal interest from both the banks. Find the approximate value of x.

Ishwar lends an amount of Rs.2400 from Abdul. They agree that Ishwar will repay Abdul in the form of three annual instalments, over the period of three years, with the rates of interest being 2% for the first year, 4% for the second year, and 6% for the third year. It is known that the principal for the next year will be calculated based on the amount received at the end of the previous year. How much additional money does Ishwar need to pay at the end of three years, in the form of compound interest?

The difference between simple interest and compound interest on a certain sum of money for 2 years at 8% per annum is Rs 120. Find the sum.

A man invested Rs.10000 each in two banks at the same rate of 8% per annum for 2 years, but one at simple interest and the other is compounded annually. After 2 years, the total interest obtained is what percentage of the total sum invested?

A person invested Rs. 46875 at some rate of compound interest for 3 years. At the end of 3 years he receives Rs. 12174 as interest. Find the rate of compound interest.