Practice: Simple Interest

Question 1 of 25

Hard Simple Interest

A sum of money becomes Rs. 3,600 in 2 years and Rs. 4,200 in 5 years at simple interest. What is the principal amount?

Question 2 of 25

Medium Simple Interest

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

Question 3 of 25

Hard Simple Interest

A sum of Rs. 12,000 is divided into two parts such that one part is invested at 10% per annum and the other at 5% per annum. If the total interest earned after 2 years is Rs. 1,680, find the amount invested at 10%.

Question 4 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 5 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 6 of 25

Hard Simple Interest

A sum of money becomes Rs. 7200 in 4 years and Rs. 8100 in 6 years at simple interest. Find the principal amount.

Question 7 of 25

Hard Simple Interest

A sum of money becomes 1.7 times itself in 4 years at simple interest. Find the rate of interest per annum.

Question 8 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 9 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%.

Question 10 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 11 of 25

Medium Simple Interest

A loan of Rs. 10,000 is taken for 3 years at 7% simple interest per annum. What is the total amount to be paid after 3 years?

Question 12 of 25

Hard Simple Interest

If a sum becomes Rs. 6600 in 2 years and Rs. 7200 in 4 years at simple interest, find the original sum.

Question 13 of 25

Hard Simple Interest

A sum of Rs. 16,000 is lent in two parts in such a way that the interest on one part at 3% per annum for 3 years is equal to the interest on the other part at 4% per annum for 4 years. Find the interest on each part.

Question 14 of 25

Medium Simple Interest

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

Question 15 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 16 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%.

Question 17 of 25

Medium Simple Interest

If Rs. 10000 amounts to Rs. 11600 in 4 years at simple interest, what is the rate of interest?

Question 18 of 25

Medium Simple Interest

A sum at 5% SI for 2 years gives ₹100 interest. Principal?

Question 19 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 20 of 25

Hard Simple Interest

A sum of Rs. 10,000 is invested at 5% per annum simple interest. After certain years, the total amount becomes Rs. 15,000. How many years was the money invested?

Question 21 of 25

Medium Simple Interest

A man invests a certain sum of money at 5% per annum simple interest and another sum at 7% per annum simple interest. The interest earned on the two investments is equal. If the total amount invested is Rs. 12000, find the amount invested at 7%.

Question 22 of 25

Medium Simple Interest

An amount of Rs. 2500 is borrowed at a simple interest rate of 7% per annum. What will be the total interest obtained after 4 years?

Question 23 of 25

Hard Simple Interest

A sum of Rs. 12,000 is lent out at 10% per annum simple interest. After certain years, the total amount becomes Rs. 18,000. Find the number of years.

Question 24 of 25

Hard Simple Interest

A man invests Rs. 15,000 in two parts at 10% and 15% simple interest per annum. If the total interest after 2 years is Rs. 3,600, what is the amount invested at 15%?

Question 25 of 25

Hard Simple Interest

If a sum of money triples itself in 15 years at simple interest, in how many years will it become 5 times itself?

Finish

Practice: Simple Interest

A sum of money becomes Rs. 3,600 in 2 years and Rs. 4,200 in 5 years at simple interest. What is the principal amount?

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

A sum of Rs. 12,000 is divided into two parts such that one part is invested at 10% per annum and the other at 5% per annum. If the total interest earned after 2 years is Rs. 1,680, find the amount invested at 10%.

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 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 sum of money becomes Rs. 7200 in 4 years and Rs. 8100 in 6 years at simple interest. Find the principal amount.

A sum of money becomes 1.7 times itself in 4 years at simple interest. Find the rate of interest 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?

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%.

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

A loan of Rs. 10,000 is taken for 3 years at 7% simple interest per annum. What is the total amount to be paid after 3 years?

If a sum becomes Rs. 6600 in 2 years and Rs. 7200 in 4 years at simple interest, find the original sum.

A sum of Rs. 16,000 is lent in two parts in such a way that the interest on one part at 3% per annum for 3 years is equal to the interest on the other part at 4% per annum for 4 years. Find the interest on each part.

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

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

If Rs. 10000 amounts to Rs. 11600 in 4 years at simple interest, what is the rate of interest?

A sum at 5% SI for 2 years gives ₹100 interest. Principal?

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 sum of Rs. 10,000 is invested at 5% per annum simple interest. After certain years, the total amount becomes Rs. 15,000. How many years was the money invested?

A man invests a certain sum of money at 5% per annum simple interest and another sum at 7% per annum simple interest. The interest earned on the two investments is equal. If the total amount invested is Rs. 12000, find the amount invested at 7%.

An amount of Rs. 2500 is borrowed at a simple interest rate of 7% per annum. What will be the total interest obtained after 4 years?

A sum of Rs. 12,000 is lent out at 10% per annum simple interest. After certain years, the total amount becomes Rs. 18,000. Find the number of years.

A man invests Rs. 15,000 in two parts at 10% and 15% simple interest per annum. If the total interest after 2 years is Rs. 3,600, what is the amount invested at 15%?

If a sum of money triples itself in 15 years at simple interest, in how many years will it become 5 times itself?

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