Simple & Compound Interest — practice questions, page 3
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Priya's fixed deposit of ₹10,000 earns 9% per annum, compounded annually. How much interest (in ₹)…A sum of money at simple interest amounts to ₹9200 in 3 years and to ₹9800 in 5 years. Find the…On a sum lent for 2 years at 8% per annum, compound interest exceeds simple interest by ₹48. What…A sum of money doubles itself in 8 years at simple interest. Find the rate of interest per annum.Over 3 years at 10% per annum, compound interest (compounded annually) on a sum exceeds simple…Mr. Bose invests ₹12500 at 7% per annum simple interest. How much interest (in ₹) does he earn in…Sanjay invests ₹8000 for 1 year at 10% per annum, with interest compounded half-yearly. What…A sum of money at simple interest amounts to ₹4800 in 2 years and ₹5400 in 5 years. Find the…Under simple interest, what yearly rate (in %) makes a sum grow to three times itself in 10 years?A sum earns simple interest of ₹900 in 5 years at 6% per annum. Find the principal in rupees.Find the difference between compound interest and simple interest on ₹8000 at 10% per annum for 2…A sum of money doubles itself in 8 years at simple interest. In how many years will the same sum…Sneha keeps ₹17500 in a fixed deposit at 6% per annum, compounded annually. How much compound…A sum of money invested at compound interest amounts to ₹4840 in 2 years and to ₹5324 in 3 years.…Mr. Iyer keeps ₹16000 in a cooperative bank deposit paying 10% per annum, compounded annually. How…A sum of money doubles itself in 8 years at simple interest. What is the annual rate of interest…A sum of money doubles itself in 8 years at simple interest. In how many years will it become…The compound interest on a certain sum for 2 years at 10% per annum is ₹630. Find the simple…Under compound interest (compounded yearly), a deposit grows to ₹9680 after 2 years and to ₹11616…In how many years will ₹4000 amount to ₹4960 at 6% per annum simple interest?At 6% per annum simple interest, a deposit grows to ₹8,850 in 3 years. What was the amount…On a certain sum, the compound interest for 2 years at 8% per annum (compounded yearly) is ₹1,664.…At simple interest, a sum becomes 1.5 times itself in 5 years. At the same rate, in how many years…A sum of money becomes three times itself in 10 years at simple interest. In how many years will…A certain sum at simple interest amounts to ₹9440 in 3 years and to ₹10400 in 5 years. Find the…
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