Compound interest problems Practice Question and Answer

Q: Find the compound interest on Rs.6250 at 12% per annum rate for one year if interest is calculated on half yearly basis. 1740 0

  • 1
    Rs 772.50
    Correct
    Wrong
  • 2
    Rs 772
    Correct
    Wrong
  • 3
    Rs 662
    Correct
    Wrong
  • 4
    Rs 663
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 1. "Rs 772.50"
Explanation :

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Q: The simple interest accrued on an amount of Rs 15,000 at the end of three year is Rs 2,250. What would be the compound interest accrued on the same amount at the same rate in the same period? 1477 0

  • 1
    Rs 8934.6784
    Correct
    Wrong
  • 2
    Rs 8017.5744
    Correct
    Wrong
  • 3
    Rs 7861.8754
    Correct
    Wrong
  • 4
    Cannot be determined
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 5. "None of these"

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? 918 0

  • 1
    27
    Correct
    Wrong
  • 2
    9
    Correct
    Wrong
  • 3
    12
    Correct
    Wrong
  • 4
    15
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 3. "12"

Q: Sudhanshu invested Rs.15,000 at interest 10 percent at per annum for one year. If the interest is compounded every six months what amount will Sudhanshu get at the end of the year? 946 0

  • 1
    Rs. 16,537.50
    Correct
    Wrong
  • 2
    Rs.16,500
    Correct
    Wrong
  • 3
    Rs. 16,525.50
    Correct
    Wrong
  • 4
    Rs.18,150
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 1. "Rs. 16,537.50 "

Q: Find the difference between SI and CI for three years at 10% per annual rate on Rs 4000 789 0

  • 1
    Rs 125
    Correct
    Wrong
  • 2
    Rs 126
    Correct
    Wrong
  • 3
    Rs 124
    Correct
    Wrong
  • 4
    Rs 127
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 3. "Rs 124"

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? 1130 0

  • 1
    12,000
    Correct
    Wrong
  • 2
    12500
    Correct
    Wrong
  • 3
    10,000
    Correct
    Wrong
  • 4
    8,000
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 2. "12500"
Explanation :

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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. 752 0

  • 1
    500
    Correct
    Wrong
  • 2
    400
    Correct
    Wrong
  • 3
    600
    Correct
    Wrong
  • 4
    450
    Correct
    Wrong
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Answer : 2. "400"

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? 1159 0

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

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