Simple Interest
Simple Interest: Overview
The topic covers the concept of simple interest and derives its formula. It also defines the terms principal, interest, rate of interest per annum, time and amount. The exercises involve calculations for interest for multiple years.
Important Questions on Simple Interest
Find the principal amount borrowed by him. A man took a loan from a bank at the rate of per annum at simple interest. After Years he had to pay as interest only for the period.

If an amount of money grows up to in and up to in on compound interest, what is the sum?

On what sum of money will the simple interest for years months at per annum be ?

The compound interest, calculated yearly, on a certain sum of money for the second year is , and for the third year is . What is the rate of interest?

At what rate per cent per annum simple interest will amount to in years?

is paid every year for years to pay off a loan. What is the loan amount if interest rate be per annum compounded annually?

Suppose you deposit per month into an account that pays interest compound monthly. How much money will you get after months?

An amount is lent at a nominal rate of per annum compounded quarterly. What would be the gain in rupees over when compounded annually.

A certain sum invested at per annum compounded semi-annually amounts to at the end of one year. Find the sum

An amount becomes and after second and fourth years respectively, at of interst per annum compounded annually. Thus, values of and are

On what sum will the compound interest at p.a for years compounded annually be

What sum of money will produce as an interest in years and months at p.a. simple interest?

A certain sum is invested in stocks on simple interest. If it trebles in years, what is the rate of interest?

Sonu invests in corporate bonds at annual interest, compounded yearly. Find the interest amount Sonu earned after years?

The amount of principal when time years, Interest, Rate is:

A sum fetched a total simple interest of at the rate of in years. What is the sum?

A sum of Rs. is divided into two parts. One part is lend at the simple interest of per annum and the other at per annum. After total sum received is Rs. The sum lend at of simple interest is

The simple interest on ₹ for months at paisa per rupee per month is:

A man invested a total of in two parts, one at simple interest for and the other at the same rate at compound interest, interest being compounded annually, for the same time. The amounts he received from both the parts are equal. The sum (in ) invested at the compound interest is:

Amit lent a part of to Raju at SI. Rest to Anil at SI. After years he got an amount of in total. Then what is the amount paid by Anil in total?
