Multiple Choice Questions on The ratio of ages of Jai and Joy is 5 2 The sum of their ages is 63 After 9 years what will be the r........... for RRB(NTPC) Exam Preparation

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Multiple Choice Questions

The ratio of ages of Jai and Joy is 5 2 The sum of their ages is 63 After 9 years what will be the r...........

Quantitative Aptitude (RRB NTPC) Problems based on Ages
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    The ratio of ages of Jai and Joy is 5:2. The sum of their ages is 63. After 9 years what will be the ratio of their ages?

    5:2

    Incorrect Answer

    2:1

    Correct Answer

    3:2

    Incorrect Answer

    4:3

    Incorrect Answer
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    Explanation:
    jai/joy=5x/2x
    ATQ
    7x=63
    x=9
    after 9 years
    jai/joy=(45+9)/(18+9)
    =54/27=2/1

    By: Barka Mirza
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