Multiple Choice Questions on If the simple interest on a certain sum of money is 4 25 of the sum and the rate per cent equals the........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

If the simple interest on a certain sum of money is 4 25 of the sum and the rate per cent equals the...........

Quantitative Aptitude ( CCS) Simple Interest
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    If the simple interest on a certain sum of money is 4/25 of the sum and the rate per cent equals the number years, then the rate of interest per annum is

    8%
    Incorrect Answer
    10%
    Incorrect Answer
    4%
    Correct Answer

    6%

    Incorrect Answer
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    Explanation:

    Let the principal be x and rate be r%
    Then SI=4/25x
    n=r
    r=(100*4/25x)/rx
    r2=400/25
    r=20/5 =4%.

    Hence, option 3 is the correct answer.

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