Compound interest problems Practice Question and Answer
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Q: A sum of money at compound interest amounts to thrice itself in three years. In how many years will it be 81 times itself? 1193 05d11faf8557b295f691f6571
5d11faf8557b295f691f6571- 127false
- 29false
- 312true
- 415false
- 5None of thesefalse
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Answer : 3. "12"
Q: The difference between CI and SI on a sum of money for 3 years at 5% per annum is Rs.61. Find the sum.
1138 060377047cd43d04a8f4b81d8
60377047cd43d04a8f4b81d8- 1₹ 6000false
- 2₹ 8000true
- 3₹ 4000false
- 4₹ 4680false
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Answer : 2. "₹ 8000"
Q: If rate of interest is 2% more, the amount will exceed Rs. 60 for one year, find the principal? 1117 05d1209c1dea5da6dbe8bf262
5d1209c1dea5da6dbe8bf262- 1300false
- 23,000true
- 36,000false
- 44,000false
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Answer : 2. "3,000"
Q: Find the difference between SI and CI for three years at 10% per annual rate on Rs 4000 1085 05d11fe6a557b295f691f6578
5d11fe6a557b295f691f6578- 1Rs 125false
- 2Rs 126false
- 3Rs 124true
- 4Rs 127false
- 5None of thesefalse
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Answer : 3. "Rs 124"
Q: Two equal amounts are deposited in two different banks at 12% for 3 years and 4.5 years. The difference between simple interest received is Rs. 72. Find the amount deposited in bank. 1070 05d1204a8557b295f691f6589
5d1204a8557b295f691f6589- 1500false
- 2400true
- 3600false
- 4450false
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Answer : 2. "400"
Q: A sum of Rs. 12,000, deposited at compound interest becomes double after 5 years. How much will it be after 20 years?
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5f1a89e98ae6514e222c47ce- 1Rs.1,50,000true
- 2Rs.1,92,000false
- 3Rs.1,44,000false
- 4Rs.1,20,000false
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Answer : 1. "Rs.1,50,000 "
Q: Find the difference between compound interest and simple interest on 5000 for 2 years at 8% p.a payable annually.
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607d39b5a4edf93f6177ca21- 145false
- 232true
- 357false
- 484false
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Answer : 2. "32"
Q: Umesh earns a simple interest of ₹1,600 on a certain sum in two years at the rate of 4% per annum. How much more interest would he have earned if he had invested the same sum at 4% interest per annum, compounded annually?
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642c09339d18d2e8ae27ac14- 1₹48false
- 2₹64false
- 3₹32true
- 4₹20false
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Answer : 3. "₹32 "
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