Compound interest questions Practice Question and Answer
8 Q: The sum of length, breadth and height of a cuboid is 25 cm. The length of its diagonal is 15 cm. Find the total surface area of the cuboid.
1645 05ef18cd881a47f2e7ae7f42f
5ef18cd881a47f2e7ae7f42f- 1$$ {200 cm^2}$$false
- 2$$ {400 cm^2}$$true
- 3$$ {500 cm^2}$$false
- 4$$ {600 cm^2}$$false
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Answer : 2. "$$ {400 cm^2}$$"
Q: A principal increases by 21% over 2 years with compound interest. What will be the simple interest in 4 years at the same interest rate of Rs 1000?
1606 05f6d7d3c5256e8407c2c6f41
5f6d7d3c5256e8407c2c6f41- 1320false
- 2350false
- 3400true
- 4420false
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Answer : 3. "400"
Q: What will be Compound interest on Rs 2000 at 20% per annum rate for 1 year and 6 months, if interest is compounded on half-yearly basis. 1601 05d11f269557b295f691f6529
5d11f269557b295f691f6529- 1Rs 665false
- 2Rs 656false
- 3Rs 662true
- 4Rs 663false
- 5None of thesefalse
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Answer : 3. "Rs 662"
Explanation :
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Q: A sum becomes Rs. 2916 in 2 years at 8 % per annum compound interest. The simple interest at 9% per annum for 3 years on the same amount will be
1596 05f16b6bacf79540a75393d88
5f16b6bacf79540a75393d88- 1Rs. 650false
- 2Rs. 625false
- 3Rs. 600false
- 4Rs. 675true
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Answer : 4. "Rs. 675 "
Q: A borrows a sum at 6% per annum. Rate is to be increased by 5% each year. After four year he pays Rs.3375 as simple interest. How much had he borrowed? 1578 05d1202104702d75f7688323d
5d1202104702d75f7688323d- 112,000false
- 212500true
- 310,000false
- 48,000false
- 5None of thesefalse
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Answer : 2. "12500"
Explanation :
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Q: An amount of money at compound interest grows up to Rs. 3,840 in 4 years and up to Rs. 3,936 in 5 years. Find the rate of interest.
1520 05f16b85f97cc6b353bf406b4
5f16b85f97cc6b353bf406b4- 13.5 %false
- 22.05 %false
- 32.5 %true
- 42 %false
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Answer : 3. "2.5 % "
Q: A man invested a sum of money in Scheme A, at a rate of 15% per annum for simple interest, at the end of 2 years the amount received by him is invested in scheme B at 20% per annum for compound interest. If the interest received by him from scheme B at the end of 2 years is Rs. 2860, then find the sum invested by man in the beginning?
1515 06091e4327748471dd990e5bf
6091e4327748471dd990e5bf- 15000true
- 26500false
- 33250false
- 4None of thesefalse
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Answer : 1. "5000 "
Q: A sum of money invested at compound interest amounts to Rs. 650 at the end of first year and Rs. 676 at the end of second year. The sum of money is
1514 05f16b4d6cf79540a75392bea
5f16b4d6cf79540a75392bea- 1Rs. 625true
- 2Rs. 560false
- 3Rs. 600false
- 4Rs. 540false
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