Practice Simple and compound interest Questions and Answers

• What sum will give Rs. 279 as the difference between simple interest and compound interest at 20% in 1year 6 months compounded half yearly?
• On what sum will the difference between the simple interest and the compound interest for 3 years at 4 percent per annum amount to Rs. 15.20?
• Mr. Ghanshyam deposited certain amount in the Bank at the end of each year. How much amount did he deposit at the end of each year at the rate of 15% simpl...
• Vedant borrows Rs.75,000 for 2 yrs at 3% p.a simple interest. He immediately lends it to Abhishek at 5.5% p.a. for 2 yrs at simple interest. How much Vedan...
• Simple interest on a sum of money for 2 years is 1/5th of the sum, then the interest received in 5 years on same principal will be what time of the princip...
• What is the principal amount? Statement I:  The Simple Interest after 2 years on a certain sum at 10% p.a is Rs. 1200. Statement   II : The su...
• The difference between C.I and S.I on a certain sum for 3 years is Rs. 122 at 5% p.a. Then find the sum?         &n...
• Find the difference between True discount and Simple Interest on Rs. 7200 due after 5 years @ 4% per annum.
• A person invested Rs. P on simple interest at the rate of 15% for 5 years, and he invested Rs.(P + 100) at 10% compound interest for 2 years. The total int...
• If a sum when placed at compound interest grows to Rs.6,400 in 2 yrs and to Rs. 8,000 in 3 yrs, find the rate percent p.a. ...
• If the simple interest for 6 years be equal to 60% of the principal. It will be equal to the principal after
• Rs 2000 are invested at 5% p.a simple interest. If the interest is added to the principal after every 10 years, the amount will become Rs 4000 after 
• If a sum when placed at compound interest grows to Rs.6,400 in 2 yrs and to Rs. 8,000 in 3 yrs, find the rate percent p.a.
• Some amount out of Rs.12000 was lent out at 10% per annum and the rest amount @ 16% per annum and thus in 5 years the total interest from both the amount c...
• Bittu, Tittu and Mitthu invested Rs. 80000, Rs. 100000 and Rs. 120000 respectively to start a business . Partnership condition is that, each will get inter...
• The difference between the simple interest and the compound interest compounded annually at the same rate on a sum of money at the end of two years is Rs 5...
• What sum of money will become Rs.1352 in 2 years at 4 percent per annum compound interest? 
• At what rate percent per annum will Rs. 75,000 yields a compound interest of Rs. 6,120 in 6 months if the interest is being compounded quarterly? Calculate...
• A certain sum at certain rate % per annum simple interest becomes Rs 6300 in 2 years and Rs 6750 in 5 years. The principal and rate of interest are -    ...
• 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...
• A Motorbike can be purchased on cash payment of Rs. 30000. But the same Motorbike can also be purchased on the cash down payment of Rs 7000 and the rest ca...
• A farmer wants to divide Rs 2,81,800 between his sons , who are 17 and 19 years old respectively, in such a way that the sum divided at the rate of 12% per...
• Mark invested Rs 15,000 in a scheme at simple interest 20% per annum. After three years he withdrew the principal amount plus invested the entire amount in...
• Rs 2000 are invested at 5% per annum simple interest. If the interest is added to the principal after every 15 years, the amount will become Rs 4,000 after...
• The simple interest on a certain sum of money for 4 years at 16% per annum is 2/5th of the compound interest on Rs. 6000 for 2 years at 20% per annum. The ...
• A sum was put at simple interest at a certain rate for 7 years. Had it been put at 6 % higher rate, it would have fetched Rs. 1260 more. Find the sum?
• A man invested Rs.45000 in a fixed deposit scheme for 3 yrs at CI of 12% p.a. How much will a man get on maturity of the fixed deposit?  ...
• If Rs. 35,000 amounts to Rs. 42350 in two years compounded annually, find the rate of interest per annum. 
• In what time will Rs. 21000 amount to Rs. 27951 @ 10% compound interest?
• In what time will Rs. 2500 amount to Rs. 3327.5 @ 20% compound interest payable half-yearly? 
• What will be the difference between the SI and CI @ 10%p.a on a sum of Rs. 9000 for 4 years?  
• A sum of Rs.8 is lent to be returned in 9 months installments of Rs.1 each, interest simple. The rate of interest is: -
• A sofa of MRP 450 is available in Rs.90 cash down payment and 9 monthly equal installment of Rs.45 each. Find the rate of interest per annum.
• A sofa of MRP 2500 is available in Rs.500 cash down payment and 9 monthly equal installment of Rs.250 each. Find the rate of interest per annum.
• What annual installment will clear a debt of ₹4,500 due in 5 years at 8% p.a. simple interest?
• What will be the differnce between SI & CI on Rs. 70000 for 3 years at rate of 40% per annum ?
• What will be the differnce between SI & CI on Rs. 5000 for 3 years at rate of 20% per annum ?
• A sum of money will amount to Rs. 640 in 2 year & in 3 year it is to be 720  in compound interest . Find the rate of interest?
• A sum of money will amount to Rs. 480 in 2 year & in 3 year it is to be 540  in compound interest . Find the rate of interest?