Simple Interest Questions

Sita deposited some money in a bank at the rate of simple interest of $5.25\%$ per annum. After $2$ years, she has got Rs. $840$ as interest. Calculate the money she has deposited into the bank.

Find the rate of interest if the simple interest on a principal of $\text{Rs. }1,000$ gave an interest of $\text{Rs. }440$ in a span of $5$ years.

If a principal becomes twice of its amount in $10$ years, the rate of simple interest per annum is:

Deepak lent Rs. 8800 to Jaichand for 13 years and Rs. 5500 to Kapil for 12 years on simple interest at the same rate of interest and received Rs. 14432 in all from both of them as interest. The rate of interest per annum is:

On a certain Principal if the Simple interest for two years is Rs 2400 and Compound interest for the two years is Rs 2544, what is the rate of Interest?

Calculate the principal whose monthly interest is Rs. $1$ having the rate of simple interest of $5\%$ per annum.

A weaver cooperative society takes a loan of Rs. $15,000$ for buying a power loom. After $5$ years, the society has to repay Rs. $22,125$ for recovering the loan. Find the rate of simple interest per annum.

The annual instalment (in ₹) to discharge a debt of ₹8,432 due in 4 years at 16% simple interest per annum is:

What equal instalment of annual payment (in ₹) will discharge a debt that is due as ₹624 at the end of 5 years at 2% per annum simple interest?

The amount of debt that will be discharged by 5 equal monthly instalments of ₹1,845 each, at the rate of 48% simple interest per annum, is:

An annual instalment of ₹3,500 will discharge a debt of ₹16,310 due in 4 years at y% simple interest per annum. What is the value of y? [Note: Instalments will be paid at the end of Year 1, Year 2, Year 3 and Year 4.]

A bank gives simple interest at the rate of 4.5% per annum. How much money (in ₹) should a person deposit to get ₹7,500 as interest every year?

Manish invested a certain sum of money at 10% per annum simple interest. If he receives an interest of ₹72780 after 1 year, the sum (in ₹) he invested is:

The difference between the simple interest on a sum of money for 3
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years at the rate of 12% per annum and simple interest on the same sum of money for 4
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years at 10% per annum is ₹360. Find the sum (in ₹).

What annual instalment will discharge a debt of ₹ 10,192 due in 3 years at 10% simple interest?

Find the simple interest on Rs. 3,500 at 10% p.a. for 7 years.

A man has to discharge a debt of ₹15,600 which is due in 3 years at 4% simple interest per annum. If he pays this amount in equal instalments of annual payment, find the amount for annual payment.

₹50,000 is deposited in a bank account. There was already some money in the account. Now the bank gives ₹7,500 as simple interest in a year. The rate of simple interest is 4.5% per annum. How much money (in ₹) was already there in the account?

In how many years will Rs. 2,500 invested at the rate of 12% per annum, simple interest, amount to Rs. 3,700?

Find the simple interest (in ₹) on ₹9,900 at 9% per annum in 3 years.

A sum fetched a total simple interest of ₹ 1,350 at 9% p.a. in 5 years. What is the sum?

A shopkeeper lends $\text{₹ }6,000$ at $12\%$ per annum simple interest for $2$ years. What is the total amount he will receive at the end of the period?

A certain sum of money becomes three times of itself in 5
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years at a certain rate of simple interest. How much time will it take to become six times of itself at the same rate?

A man borrowed Rs. 24,000 and Rs. 30,000 at 5% and 9% per annum simple interest, respectively. What amount (in Rs.) will he have to return after 8 years?

Priya lent $\text{Rs. }3,500$ to her friend at a simple interest rate of $6\%$ per annum. After how many years will the interest amount to $\text{Rs. }1,050$?

A sum of ₹2,400 gives a simple interest of ₹378 in 2 years 4 months. What is the rate of interest per annum?

₹1,380 has to be paid after 4 years. If four equal instalments are required with a simple interest of 10% on each instalment, then what is the value of each instalment?

A certain sum amounts to ₹12,456 in 3
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years at 8.5% p.a. simple interest. What will be the simple interest on the same sum in 6
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years at the same rate of interest?

The amount will triple in $25$ years on simple interest. Find the rate of interest.

Calculate the simple interest on $\text{₹}37,500$ at the rate of $2\%$ per annum for $4$ years.

The difference between the compound interest and simple interest on x at a rate of 8.5% per annum for 2 years is ₹260.10. What is the value of x?

A man invested ₹$7,050$ for $5$ years at the rate of $8\%$ simple interest per annum. What will be two-third of the money (in ₹) that he will get on maturity?

The simple interest on a sum of money at 10% per annum for 2 years is ₹8,000. What will be the compound interest (in ₹) on the same sum for the same period at the same rate compounded annually?

The difference between the interest compounded annually and the simple interest on a sum of ₹$31,250$ for $2$ years at $8\%$ per annum is:

What will be the interest earned on ₹ 1980 in five years @ 8% simple interest per annum?

The simple interest on a sum of money is
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of the sum. If the number of years is numerically 5 times of rate per cent per annum, then find the rate per cent per annum.

What is the difference between the compound interest and simple interest (in ₹, to the nearest integer) on ₹12,000 in 2 years at 8% per annum, compounded annually?

Sanjana borrows ₹16,000 at 24% per annum simple interest and Savithri borrows ₹18,200 at 20% per annum simple interest. In how many years will their amounts of debts be equal?

What is the difference (in ₹, to the nearest rupee) between the simple interest and compound interest on ₹24,500 in two years at the rate of 8% per annum? The compound interest is compounded annually.

What is the simple interest (in ₹) earned on ₹$12,400$ at $6\%$ per annum for $15$ months?

What sum of money will amount to ₹$7,830$ in $6$ years at the rate of $7.5\%$ per annum simple interest?

A person borrowed $\text{₹}1760$ at $6\%$ per annum and $\text{₹}2240$ at $9\%$ per annum at simple interest for the same period. He had to pay $\text{₹}1536$ in all as interest. Find the time (in years).

At what rate of simple interest can a sum of money become five times of itself in 16 years?

If a sum of ₹7,13,700 is divided into 3 parts so that their amounts after 2, 3 and 4 years, respectively, be equal, the rate of interest being $5\%$ per annum at simple interest, then the first part (in ₹) is:

At what rate of simple interest per annum (correct to one decimal place) is the interest earned for 11 months on a certain sum of money $0.08$ times the principal amount?

What annual installment will discharge a debt of ₹5,460 due in 5 years at 10% simple interest per annum?

A sum of Rs. 84,000 is deposited in a bank on simple interest at the rate of 15% for the period of 3 years. How much Simple Interest (in Rs.) will be received?

At what rate per annum will a sum of Rs. 15,800 become Rs. 21,488 after 18 months, at simple interest?

The difference between the compound interest (compounded yearly) and the simple interest for 2 years on a certain sum at 5% per annum is Rs. 25. The sum is:

A worker borrowed some money on simple interest at the rate of 6% p. a. for the first 3 years, at the rate of 9% p. a. for the next 3 years, and at the rate of 14% p. a. for the period beyond 6 years. If he paid a total interest of Rs. 6,490 at the end of 7 years, how much money did he borrow?

A certain sum, at a certain rate of simple interest, amounts to ₹$2,225$ in $4$ years and ₹$2,606$ in $8$ years. Find the amount (in ₹) of the initial sum (principal).

P borrows a sum of ₹$5,00,000$ from a bank which charges simple interest at $18\%$ per annum at the beginning of the year. He pays $11$ equal monthly installments of ₹$40,000$ and mortgages his bike at the end of the year to pay the remaining amount. What is the value of the pledged bike?

The simple interest on a sum of ₹$8,000$ for $2$ years is ₹$720$. What is the annual interest rate?

A sum of money becomes three times at $5\%$ per annum simple interest. At what rate $\%$ will it become six times in the same time?

A certain sum invested at simple interest amounts to Rs. 10,072 in 3
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years and to Rs. 11,552 in 6 years at the same rate per annum. The rate of interest p.a. is:

Calculate the simple interest on ₹37,500 at the rate of $2\%$ per annum for 4 years.

At $12\%$ simple interest per annum, Sunitha lent $\text{Rs. }4,000$ to Rohan for $3\text{ years}$ and $\text{Rs. }5,000$ to Priyanka for $2\text{ years}$. Calculate the total interest Sunitha earned from both loans.

What would be the simple interest on a principal amount of Rs. 2 lakh for 3 years at a rate of 8% per annum?

$x$ invested at $9\%$ simple interest per annum for $7$ years yields the same interest as that on $y$ invested at $5.25\%$ simple interest per annum for $16$ years. Find $x:y$.

A person invested a sum of $\text{Rs. }25,000$ in two parts. First part at $10\%$ per annum simple interest and the rest at $12\%$ per annum simple interest. At the end of $2\text{ years}$, the total interest received was $\text{Rs. }5,640$. The difference (in $\text{Rs.}$) between the two parts of the sum is:

In how much time will an amount be tripled, at the rate of $25\%$ per annum simple interest?

What would be the simple interest (in ₹) on a principal amount of ₹1 lakh for 2 years at the rate of 12 percent per annum?

A sum of ₹16,875 was lent out at simple interest, and at the end of 1 year 8 months, the total amount was ₹18,000. Find the rate of interest per annum.

At what time will the simple interest at the rate of $16\frac{2}{3}\%$ per annum be ${\frac{5}{6}}^{\text{th}}$ of the principal?

A sum of Rs. 600 amounts to Rs. 720 in 4 years by simple interest. What will be its amount if the rate of interest is increased by $2\%$?

A sum of $\text{₹}6900$ was lent partly at $5\%$ and the rest at $8\%$ simple interest. The total interest received after $3$ years from both was $\text{₹}1359$. What was the ratio of money lent at $5\%$ and $8\%$?

On a deposit of ₹1,50,000, R gets ₹2,000 as interest on a simple rate of interest in a year. How much amount (in ₹) should he deposit to get an interest of ₹4,500?

A borrows ₹20,000 from B and C. B lends him a certain sum of money at 25% simple interest per annum, while C lends him the remaining sum of money at 21% simple interest per annum. The total interest paid by A in one year is ₹4,500. The sum (in ₹) borrowed from B is:

Mr Gogia invested an amount of ₹13,900 divided into two different schemes A and B at the simple interest rate of 14%p.a. and 11%p.a., respectively. If the total amount of simple interest earned in 2 years is ₹3,508, what was the amount invested in scheme B?

Find the simple interest when the principal amount is $\text{₹}12,800$, the rate of interest is $7\%$ per annum and the time period is $3$ years.

A sum of ₹1,250 is lent on simple interest at a rate of 5
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% per annum for three years. Find the interest (in ₹).

In how many years will a sum of money become sixteen times itself at 30% p.a. simple interest?

If the interest on money be 1 paisa per rupee per month, what is the rate per cent per annum?

The difference between simple interest and compound interest on ₹ 2500 at 4% per annum for two years is (in ₹ ):

The simple interest on a certain sum is $11\frac{1}{9}\%$ of the sum and the number of years is equal to the rate percent per annum. What will be the simple interest on a sum of ₹ $12600$ at the same rate for $2\frac{4}{5}$ years?

Find the amount of equal annual instalment, which will discharge a debt of Rs.40,376 due in 4 years at the rate of 2% p.a. simple interest.

A bank gives ₹1,500 as simple interest in one year on an amount of ₹60,000. What is the annual rate of simple interest (in percentage)?

Rohan buys a bike priced at ₹95,000. He pays ₹25,000 at once and the rest after 18 months, on which he is charged a simple interest at the rate of 10% per annum. The total amount (in ₹) he pays for the bike is:

A money lender finds that due to a fall in the annual rate of interest from 10% to 8
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%, his year's income diminishes by Rs. 84.50. Find his capital.

A sum was put at simple interest at a certain rate for 2 years. If it had been put at 4% higher rate, it would have fetched Rs. 480 more. Find the sum.

The simple interest on a certain sum of money at the rate of 7.5% p.a. for 8 years is Rs. 4,080. At what rate of interest can the same amount of interest be received on the same sum for 5 years?

A sum of money lent at simple interest amounts to Rs. 7,920 in 2 years and to Rs. 11,220 after 5 more years. What is the rate of interest per annum?

If the simple interest charged for 9 months be 0.12 times the money borrowed, what is the rate percent per year?

In what time will the simple interest be $2/5$ of the principal at $8\%$ per annum?