Practice: Simple Interest

Question 1 of 25

Hard Simple Interest

A person lends Rs. 4,000 to one friend at 6% per annum simple interest and Rs. 6,000 to another friend at 4% per annum simple interest. What is the total amount of interest earned from both friends at the end of 3 years?

Question 2 of 25

Hard Simple Interest

A certain sum amounts to Rs. 2520 in 2 years and Rs. 2880 in 4 years at simple interest. Find the rate of interest per annum.

Question 3 of 25

Hard Simple Interest

A sum of money is lent out at simple interest and amounts to Rs. 720 in 2 years and Rs. 800 in 5 years. What is the principal amount?

Question 4 of 25

Medium Simple Interest

A man borrows Rs. 10,000 at 8% per annum simple interest. What amount will he have to pay back at the end of 4 years to clear the debt?

Question 5 of 25

Hard Simple Interest

A person borrowed Rs. 2,000 from a bank and repaid a total of Rs. 2,800 after 4 years. Find the rate of simple interest per annum.

Question 6 of 25

Medium Simple Interest

A sum of money doubles itself in 5 years at simple interest. What is the rate of interest?

Question 7 of 25

Hard Simple Interest

A sum of money lent at simple interest doubles itself in 6 years. In how many years will it become four times itself?

Question 8 of 25

Medium Simple Interest

A sum doubles in 5 years at SI. Triples in?

Question 9 of 25

Medium Simple Interest

Ravi lends Rs. 5000 to Amit at 8% per annum simple interest and Rs. 3000 to Sunil at 6% per annum simple interest. What is the total interest earned by Ravi at the end of 3 years?

Question 10 of 25

Hard Simple Interest

A sum of Rs. 25,000 is borrowed at a rate of interest of 10% per annum. If the borrower has to pay back Rs. 30,000 at the end of the loan period, for how many years was the money borrowed?

Question 11 of 25

Hard Simple Interest

A lender lends Rs. 15,000 at a simple interest rate of 5% per annum. If the borrower has to pay a total of Rs. 19,200 at the end of the loan period, for how long was the money lent?

Question 12 of 25

Hard Simple Interest

An amount of Rs. 5000 is lent at simple interest and it grows to Rs. 8000 in 5 years. What will be the total amount after 8 years?

Question 13 of 25

Hard Simple Interest

A person borrows Rs. 4000 and pays back Rs. 5400 after 3 years. What is the rate of simple interest?

Question 14 of 25

Medium Simple Interest

A sum doubles in 8 years at simple interest. Rate per annum?

Question 15 of 25

Hard Simple Interest

If the simple interest on a sum of money for 3 years is Rs. 540 and the rate of interest is 6%, what is the principal?

Question 16 of 25

Medium Simple Interest

A person invests Rs. 8000 in a bank at a simple interest rate of 9% per annum. How much total interest will the person earn in 5 years?

Question 17 of 25

Medium Simple Interest

The simple interest on a sum for 6 years is 30% of the principal. What is the rate of interest per annum?

Question 18 of 25

Hard Simple Interest

A man invests Rs. 20,000 at a simple interest rate of 12% per annum. If he had invested the same amount at 15% per annum, he would have earned Rs. 600 more as interest over the same period. What was the period of investment?

Question 19 of 25

Medium Simple Interest

If Rs. 5000 becomes Rs. 6500 in 5 years at simple interest, find the rate of interest per annum.

Question 20 of 25

Hard Simple Interest

A man invests Rs. 12,000 in a scheme that offers 10% simple interest per annum. After some years, he withdraws Rs. 6,600 and the remaining amount continues to earn interest. If the total interest earned by the end of 5 years is Rs. 4,500, for how many years did he invest in total?

Question 21 of 25

Medium Simple Interest

A person lends Rs. 6000 in total to two people. He lends one part at 7% simple interest and the other part at 10% simple interest. After 2 years, he receives a total interest of Rs. 1000. How much did he lend at 10%?

Question 22 of 25

Medium Simple Interest

A sum of Rs. 8000 is lent out in two parts at 5% and 10% simple interest respectively. If the total annual interest is Rs. 600, how much was lent at 10%?

Question 23 of 25

Medium Simple Interest

Find the simple interest on Rs. 15000 at 8% per annum for a period of 2 years.

Question 24 of 25

Hard Simple Interest

A sum of money becomes double itself in 10 years at simple interest. What is the rate of interest?

Question 25 of 25

Medium Simple Interest

An amount of Rs. 15,000 is split into two parts. One part is lent at 9% per annum and the other at 11% per annum. If the total interest after 1 year is Rs. 1500, find the amount lent at 9%.

Finish

Practice: Simple Interest

A person lends Rs. 4,000 to one friend at 6% per annum simple interest and Rs. 6,000 to another friend at 4% per annum simple interest. What is the total amount of interest earned from both friends at the end of 3 years?

A certain sum amounts to Rs. 2520 in 2 years and Rs. 2880 in 4 years at simple interest. Find the rate of interest per annum.

A sum of money is lent out at simple interest and amounts to Rs. 720 in 2 years and Rs. 800 in 5 years. What is the principal amount?

A man borrows Rs. 10,000 at 8% per annum simple interest. What amount will he have to pay back at the end of 4 years to clear the debt?

A person borrowed Rs. 2,000 from a bank and repaid a total of Rs. 2,800 after 4 years. Find the rate of simple interest per annum.

A sum of money doubles itself in 5 years at simple interest. What is the rate of interest?

A sum of money lent at simple interest doubles itself in 6 years. In how many years will it become four times itself?

A sum doubles in 5 years at SI. Triples in?

Ravi lends Rs. 5000 to Amit at 8% per annum simple interest and Rs. 3000 to Sunil at 6% per annum simple interest. What is the total interest earned by Ravi at the end of 3 years?

A sum of Rs. 25,000 is borrowed at a rate of interest of 10% per annum. If the borrower has to pay back Rs. 30,000 at the end of the loan period, for how many years was the money borrowed?

A lender lends Rs. 15,000 at a simple interest rate of 5% per annum. If the borrower has to pay a total of Rs. 19,200 at the end of the loan period, for how long was the money lent?

An amount of Rs. 5000 is lent at simple interest and it grows to Rs. 8000 in 5 years. What will be the total amount after 8 years?

A person borrows Rs. 4000 and pays back Rs. 5400 after 3 years. What is the rate of simple interest?

A sum doubles in 8 years at simple interest. Rate per annum?

If the simple interest on a sum of money for 3 years is Rs. 540 and the rate of interest is 6%, what is the principal?

A person invests Rs. 8000 in a bank at a simple interest rate of 9% per annum. How much total interest will the person earn in 5 years?

The simple interest on a sum for 6 years is 30% of the principal. What is the rate of interest per annum?

A man invests Rs. 20,000 at a simple interest rate of 12% per annum. If he had invested the same amount at 15% per annum, he would have earned Rs. 600 more as interest over the same period. What was the period of investment?

If Rs. 5000 becomes Rs. 6500 in 5 years at simple interest, find the rate of interest per annum.

A man invests Rs. 12,000 in a scheme that offers 10% simple interest per annum. After some years, he withdraws Rs. 6,600 and the remaining amount continues to earn interest. If the total interest earned by the end of 5 years is Rs. 4,500, for how many years did he invest in total?

A person lends Rs. 6000 in total to two people. He lends one part at 7% simple interest and the other part at 10% simple interest. After 2 years, he receives a total interest of Rs. 1000. How much did he lend at 10%?

A sum of Rs. 8000 is lent out in two parts at 5% and 10% simple interest respectively. If the total annual interest is Rs. 600, how much was lent at 10%?

Find the simple interest on Rs. 15000 at 8% per annum for a period of 2 years.

A sum of money becomes double itself in 10 years at simple interest. What is the rate of interest?

An amount of Rs. 15,000 is split into two parts. One part is lent at 9% per annum and the other at 11% per annum. If the total interest after 1 year is Rs. 1500, find the amount lent at 9%.

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