Practice Simple and compound interest Questions and Answers

• The simple interest received after 5 years on Rs. (x + 500) at the rate of 20% p.a. is Rs. (2x – 1500). The amount received on Rs. 3x when invested a...
• Rs. P invested at R% p.a. gives simple interest and compound interest (compounded annually) of Rs. 640 and Rs. 665.60 respectively at the end of 2 years. F...
• Same amounts are invested in two schemes with 8% interest for 2 years, one scheme at S.I. and another scheme at CI. If he received Rs. 41875.2 after 2 year...
• A borrows Rs 7000 from B at 10% p.a compound interest compounded annually. At the end of every year he pays Rs 2200 and at the end of 3rd years he pays all...
• A man invested a certain amount of sum at 12.5% per annum simple interest and earned an interest of Rs. 2700 after 3 years. If the same amount is invested ...
• A man invested a certain amount of sum at 11% per annum simple interest and earned an interest of Rs. 2200 after 2 years. If the same amount is invested at...
• A man invested a certain amount of sum at 10% per annum simple interest and earned an interest of Rs. 3000 after 5 years. If the same amount is invested at...
• A woman invests Rs. 2000 at the start of each year at 5% compound interest per annum. How much will her investments be at the end of the 2nd year?
• A man invests Rs X in a scheme at 12% rate of interest for 8 years. After 8 years he reinvests the amount received at same rate of interest for same time d...
• A person invested Rs. x at 20% CI p.a. in scheme A for 2 years. The interest received was reinvested in B for 2 years at 15% SI p.a. The amount received fr...
• Find the period when simple interest on Rs.4000 at 6% per annum will be Rs.400.
• A bank pays simple interest at 4% per annum on the first Rs.5500 and an interest of 6% for amounts above that. Find the interest earned by Sameera if she d...
• Difference between CI and SI on a sum for 3 year at 20% p.a. is 176. Find the simple interest on the sum after 2 years at 10% p.a.
• A certain sum is lent at 4%.p.a. for 3 years, 8% p.a. for the next 4 years, and 12% pa, beyond 7 years. If for a period of 11 years the simple interest obt...
• Simple interest on a certain sum at the rate of (50/3)% per annum for three years is Rs. 1250. Find the sum.
• A sum of money lent out at simple interest amounts to Rs.620 after 2 years and to Rs.1220 after a further period of 4 years. The sum is: 
• A certain amount earns simple interest of Rs. 1420 after 4 years. Had the interest been 5% more, how much more interest would it have earned?
• A table is available for Rs.350 or for Rs. 150 cash down payment together with Rs.230 to be paid after two months. Find the rate of interest charged under ...
• Vipul invested Rs.4000 at the rate of R% simple interest for four years and he got Rs.1600 as interest. If he invest same amount for 2 years in C.I. and ra...
• The difference between compound and simple interest on a sum of money for 2 years at 25% per annum is Rs. 880. The sum is:
• What will be the amount if a sum of Rs. 6500 is placed at compound interest for 3 years while the rate of interest for the first, second and third years is...
• Rs.7600 is divided into two parts such that if one part be invested at 4% and the other at 5%, the annual interest from both the investments is Rs. 336. Fi...
• A sofa of MRP 1500 is available in Rs.300 cash down payment and 9 monthly equal installment of Rs.150 each. Find the rate of interest per annum.
• A man wants to invest Rs. 60660 in bank accounts of his two sons whose ages are 12 years and 16 years in such a way that they will get equal amount at an a...
• Rs.13000 was invested for 2 years in scheme A which offers compound interest at 10% per annum. What approximate interest earned on investing the amount obt...
• Simple interest and compound interest (compounded annually) earned on a sum at the end of 2 years at a certain rate of interest p.a. are Rs. 3500 and Rs. 3...
• Simple interest and compound interest (compounded annually) earned on a sum at the end of 2 years at a certain rate of interest p.a. are Rs. 2500 and Rs. 2...
• Simple interest and compound interest (compounded annually) earned on a sum at the end of 2 years at a certain rate of interest p.a. are Rs. 1300 and Rs. 1...
• Simple interest and compound interest (compounded annually) earned on a sum at the end of 2 years at a certain rate of interest p.a. are Rs. 1100 and Rs. 1...
• A certain sum of money yields Rs.1261 as compound interest for 3 years at 5% per annum. Find the sum.
• The simple interest received on a certain sum is Rs. 480 less than the sum invested. If the sum was invested at 12% p.a. for 7 years, then find the simple ...
• The simple interest received on a certain sum is Rs. 500 less than the sum invested. If the sum was invested at 12% p.a. for 8 years, then find the simple ...
• The simple interest received on a certain sum is Rs. 1200 less than the sum invested. If the sum was invested at 20% p.a. for 4 years, then find the simple...
• The simple interest received on a certain sum is Rs. 250 less than the sum invested. If the sum was invested at 15% p.a. for 4 years, then find the simple ...
• The simple interest received on a certain sum is Rs. 400 less than the sum invested. If the sum was invested at 15% p.a. for 5 years, then find the simple ...
• The simple interest received on a certain sum is Rs. 500 less than the sum invested. If the sum was invested at 10% p.a. for 6 years, then find the simple ...
• The simple interest received on a certain sum is Rs. 4500 less than the sum invested. If the sum was invested at 5% p.a. for 15 years, then find the simple...
• A shopkeeper marked an article ‘A’ 60% above the cost price and sold it for Rs. 2016 after giving a certain discount while he sold an article &...
• The selling price of the book is 20% more than the selling price of the bag and the selling price of the bottle is 20% less than the selling price of the b...