Simple & Compound Interest
Practice Questions
A certain sum of money becomes seven times itself when invested at a certain rate of simple interest, in 14 years. How m...
#2Pranav borrows a sum of ₹335180 at the rate of 13% per annum simple interest. At the end of the first year, he repays ₹2...
#3What principal would amount to ₹21,420 in 2 years at the rate of 9.5% p.a. simple interest?...
#4In how much time will ₹5,000 at 4% per annum simple interest produce the same interest as ₹8,000 in 2 1/2 years at 8% pe...
#5Ramesh has ₹18,000. He deposited ₹7,000 in a bank at the rate of 5% per annum and ₹6,000 in another bank at the rate of ...
#6A sum of ₹5,000 is taken at a simple rate of interest of 15% per annum for 3 years and another sum of ₹8,000 is taken at...
#7Ten chairs and six tables together cost ₹5,140; three chairs and two tables together cost ₹1,635. What is the cost of 1 ...
#8The simple interest on a sum for 8 years is three-fifth of the sum. Find the rate of interest per annum....
#9How much simple interest will ₹6,700 earn in 13 months at a 12% interest rate per annum?...
#10Sohan borrows a sum of ₹1,41,545 at 11% per annum simple interest. At the end of the first year, he repays ₹25,490 towar...
#11Kiran lent ₹4,000 to two persons such that one part of it at the rate of 8% per annum and the remaining part at the rate...
#12What annual instalment will discharge a debt of ₹26,160 due in 4 years at 6% simple interest per annum?...
#13S borrowed some amount from R and promised to pay him 8% interest. Then S invested the borrowed amount in a scheme, upon...
#14Mrudula starts her job with a certain monthly salary and earns a fixed increment every year. If her salary was ₹28,400 a...
#15If ₹1,875 becomes ₹2,625 in 4 years, what will ₹24,000 become at the end of 9 years at the same rate of interest, under ...
#16Naman borrows a sum of ₹3,48,020 at the rate of 8% per annum simple interest. At the end of the first year, he repays ₹1...
#17The simple interest on a sum for 6 years is three-fifth of the sum. Find the rate of interest per annum....
#18A sum of ₹10,000 is taken as a loan by Rajesh at a rate of 15% p.a. simple interest for 2 years. Rajesh could not repay ...
#19A cell phone is available for Rs.600 or for Rs.300 cash down payment together with Rs.360 to be paid after two months. F...
#20Pranav borrows a sum of ₹6,23,305 at the rate of 10% per annum simple interest. At the end of the first year, he repays ...
#21A certain sum of money becomes seven times itself when invested at a certain rate of simple interest, in 14 years. How m...
#22In how much time (in years, rounded off to 2 decimal places) will ₹10,800 amount to ₹24,800 if invested at simple intere...
#23Simple interest on a certain sum is one-fifth of the sum and the interest rate per cent per annum is 5 times the number ...
#24The difference between the simple interests on the principal of ₹500 at an interest rate of 5% per annum for 3 years and...
#25Pranav borrows a sum of ₹598397 at the rate of 20% per annum simple interest. At the end of the first year, he repays ₹2...
#26A sum of ₹1,456, when invested for ten years, amounts to ₹2,366 on maturity. Find the rate of simple interest per annum ...
#27Aman invested a sum of money in scheme A at the rate of 8% p.a. for a period of 5 years on simple interest. He invested ...
#28A total of ₹2,00,000 is divided into two parts for investing in different banks on simple interest. One yields 4% p.a. w...
#29A certain sum of money is given at a certain rate of simple interest for 6 years. Had it been given at 7% higher rate, i...
#30In how many years will ₹7,200 amount to ₹8,928 at a simple interest rate of 8% per annum?...
#31What is the rate of interest per annum for simple interest at which ₹1,040 amounts to ₹1,230 in 1 1/2 years?...
#32If the simple interest on ₹7,200 in 3 years at the rate of 16% per annum equals the simple interest on ₹9,600 at the rat...
#33At a cafe, Rama bought drinks for her 7 friends at ₹240. Some of them wanted coffee, while others wanted black tea. A re...
#34How many years will it take for ₹8,400 to amount to ₹11,928 at a simple interest rate of 7% per annum?...
#35In a bank, 6% interest is given on the deposited amount. The bank then invests the money in the stock market and is able...
#36Aman borrows a sum of ₹192208 at the rate of 15% per annum simple interest. At the end of the first year, he repays ₹201...
#37A person borrowed some money on simple interest. After 4 years, he returned 9/5 of the money to the lender. What was the...
#38The interest accrued on a sum of ₹16,000 lent at a simple interest rate of 14% p.a. for the time in those many years, wh...
#39A trader owes a merchant ₹9,810 due in 1 year, but the trader wants to settle the account after 6 months. If the rate of...
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