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Home Aptitude Compound Interest Comments

  • Question
  • The compound interest on Rs. 30,000 at 7% per annum is Rs. 4347. The period (in years) is:


  • Options
  • A. 3years
  • B. 2years
  • C. 4years
  • D. 6years

  • Correct Answer
  • 2years 

    Explanation

    Amount = Rs. (30000 + 4347) = Rs. 34347.

    Let the time be n years.

    Then, 30000*(1+7/100)^n=34347

    n= 2 years

  • Tags: Bank Exams, Bank PO

    Compound Interest problems


    Search Results


    • 1. What is the difference between the compound interests on Rs. 5000 for 112 years at 4% per annum compounded yearly and half-yearly?

    • Options
    • A. Rs.3.06
    • B. Rs.2.04
    • C. Rs.3.65
    • D. Rs.5.40
    • Discuss
    • 2. Find the compound interest on Rs.16,000 at 20% per annum for 9 months, compounded quartely.

    • Options
    • A. Rs.2522
    • B. Rs.2422
    • C. Rs.3522
    • D. Rs.2322
    • Discuss
    • 3. If the amount received at the end of 2nd and 3rd year at compound Interest on a certain Principal is Rs 9,600 and Rs 10,272 respectively, what is the rate of interest (in %)?

    • Options
    • A. 7
    • B. 8
    • C. 6
    • D. 5
    • Discuss
    • 4. A bank offers 15% compound interest per half year. A customer deposits Rs 7200 each on 1st January and 1st July of a year. At the end of the year, the amount he would have gained by means of interest is

    • Options
    • A. Rs 6803
    • B. Rs 850
    • C. Rs 3402
    • D. Rs 1701
    • Discuss
    • 5. The amount received at 10% per annum compound interest after 3 yrs is Rs 10,648. What was the principal (in Rs)?

    • Options
    • A. 8000
    • B. 9000
    • C. 8500
    • D. 7500
    • Discuss
    • 6. What is the rate of compound interest? I. The principal was invested for 4 years. II. The earned interest was Rs. 1491.

    • Options
    • A. I alone sufficient while II alone not sufficient to answer
    • B. II alone sufficient while I alone not sufficient to answer
    • C. Either I or II alone sufficient to answer
    • D. Either I or II alone sufficient to answer
    • Discuss
    • 7. If the simple interest on a sum of money for 2 years at 5% per annum is Rs. 50, what is the compound interest on the same at the same rate and for the same time

    • Options
    • A. Rs.51.25
    • B. Rs.61.25
    • C. Rs.51
    • D. Rs.42
    • Discuss
    • 8. The difference between simple interest and compound on Rs. 1200 for one year at 10% per annum reckoned half-yearly is

    • Options
    • A. Rs.2
    • B. Rs.3
    • C. Rs.4
    • D. Rs.5
    • Discuss
    • 9. The difference between compound interest and simple interest on an amount of Rs. 15,000 for 2 years is Rs. 96. What is the rate of interest per annum?

    • Options
    • A. 8
    • B. 10
    • C. 12
    • D. 14
    • Discuss
    • 10. An amount of money was lent for 3 years. What will be the difference between the simple and the compound interest earned on it at the same rate? I. The rate of interest was 8 p.c.p.a. II. The total amount of simple interest was Rs. 1200

    • Options
    • A. I alone sufficient while II alone not sufficient to answer
    • B. alone sufficient while I alone not sufficient to answer
    • C. Both I and II are not sufficient to answer
    • D. Both I and II are necessary to answer
    • Discuss


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