Multiple Choice Questions on The SI on certain sum of money for 23 months at the rate of 7 per annum exceeds the SI on the same s........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

The SI on certain sum of money for 23 months at the rate of 7 per annum exceeds the SI on the same s...........

Quant (SSC) Simple Interest
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    The SI on certain sum of money for 23 months at the rate of 7% per annum exceeds the SI on the same sum at 7% per annum for 19 months by Rs. 672. Then find the sum

    Rs. 16800

    Incorrect Answer

    Rs. 28800

    Correct Answer

    Rs. 24400

    Incorrect Answer

    Rs. 18600

    Incorrect Answer
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    Explanation:

    Let the sum be P.
    Then, P × 7 × 23 /12 x 100 - P × 7  × 19 /12 x 100 = 672
    or,   161P – 133P = 672 × 100 × 12
    ∴ P = 672 × 100 × 12 /28 = Rs. 28800

    By: Amit Kumar
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