Multiple Choice Questions on When 20 is subtracted from a number it reduces to its three fifth What is the sum of the digits of t........... for CDS Exam Preparation

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Multiple Choice Questions

When 20 is subtracted from a number it reduces to its three fifth What is the sum of the digits of t...........

Quantitative Aptitude (CDS) Simplification
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    When 20 is subtracted from a number, it reduces to its three- fifth. What is the sum of the digits of that number ?

    5

    Correct Answer

    2

    Incorrect Answer

    4

    Incorrect Answer

    18

    Incorrect Answer
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    Explanation:

    Let the number be x. Then x – 20 = 3/5 x

    Or x – 3/5 x = 20

    Or x = 50

    Thus , sum of the digits of that number = 5+0 = 5

    By: bhavesh kumar singh
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