Compound interest questions Practice Question and Answer

Q: A sum is lent for 4 years at simple interest. Had the rate been 3% less, simple interest received would also have been Rs. 96 less. Find the principal? 1831 0

  • 1
    900
    Correct
    Wrong
  • 2
    800
    Correct
    Wrong
  • 3
    700
    Correct
    Wrong
  • 4
    1200
    Correct
    Wrong
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Answer : 2. "800"

Q:

A sum of money is invested at 20 % compound interest (compounded annually). It would fetch 723 more if interest is compound half-yearly. The sum is –

1813 0

  • 1
    ₹ 20,000
    Correct
    Wrong
  • 2
    ₹ 7,500
    Correct
    Wrong
  • 3
    ₹ 72,300
    Correct
    Wrong
  • 4
    ₹ 30,000
    Correct
    Wrong
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Answer : 3. "₹ 72,300 "

Q:

Rs.4000 becomes Rs. 5000 in 4 years at a certain rate of compound interest. What will be the sum at the end of 12 years?

1805 0

  • 1
    Rs. 7712.50
    Correct
    Wrong
  • 2
    Rs. 7812.50
    Correct
    Wrong
  • 3
    Rs. 7612.50
    Correct
    Wrong
  • 4
    Rs. 7512.50
    Correct
    Wrong
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Answer : 2. "Rs. 7812.50"

Q:

If the amount is times the sum after 3 years at compound interest compounded annually, then the rate of interest per annum is 

1805 0

  • 1
    25%
    Correct
    Wrong
  • 2
    50%
    Correct
    Wrong
  • 3
    16.66%
    Correct
    Wrong
  • 4
    33.33%
    Correct
    Wrong
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Answer : 2. "50% "

Q:

What will be the compound interest on a sum of Rs. 21000 for 2 years at the rate of 14.28% per annum when interest is compound yearly?

1786 0

  • 1
    6428
    Correct
    Wrong
  • 2
    3162
    Correct
    Wrong
  • 3
    7129
    Correct
    Wrong
  • 4
    8231
    Correct
    Wrong
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Answer : 1. "6428"

Q: Difference between C.I and S.I for 3 years at 10% is Rs 465. Find the principal. 1734 1

  • 1
    15000
    Correct
    Wrong
  • 2
    12000
    Correct
    Wrong
  • 3
    14000
    Correct
    Wrong
  • 4
    13000
    Correct
    Wrong
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Answer : 1. "15000"

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 

1733 0

  • 1
    Rs. 650
    Correct
    Wrong
  • 2
    Rs. 625
    Correct
    Wrong
  • 3
    Rs. 600
    Correct
    Wrong
  • 4
    Rs. 675
    Correct
    Wrong
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Answer : 4. "Rs. 675 "

Q:

Mr. Duggal invested Rs. 20, 000 with rate of interest at 20 p.c.p.a. The interest was compounded half yearly for first year and in the next year it was compounded yearly. What will be the total interest earned at the end of two years? 

1721 0

  • 1
    Rs. 8,800
    Correct
    Wrong
  • 2
    Rs. 9,040
    Correct
    Wrong
  • 3
    Rs. 8,040
    Correct
    Wrong
  • 4
    Rs. 9,800
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 2. "Rs. 9,040"

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