Multiple Choice Questions on A sum of money becomes 9 times in 20 years Find the 10 times of rate of interest ........ for Mathematics - All Exams Preparation

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Multiple Choice Questions

A sum of money becomes 9 times in 20 years Find the 10 times of rate of interest ........

Quant (SSC) Simple Interest
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    A sum of money becomes 9 times in 20 years. Find the 10 times of rate of interest.

    350%

    Incorrect Answer

    45%

    Incorrect Answer

    400%

    Correct Answer

    250%

    Incorrect Answer
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    Explanation:

    According to the formula,
    Rate = 100(n – 1) /T
    = 100(9 – 1) /20
    = 800 /20 = 40%
    ∴ 10 times of 40% = 400%

    By: Amit Kumar
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