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Discussion :: Problems on Ages

  1. Ten years ago, the sum of ages of a father and his son was 34 years. If the ratio of present ages of the father and son is 7:2, find the present age of the son.

    2. A.
    12 years
    B.
    11 years
    C.
    10 years
    D.
    8 years

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    Answer : Option A

    Explanation :

    Let the present age of the father is 7X and present age of son is 2X.

    As per question, ten years ago;

    (7X - 10)+ (2X - 10) = 34

    7X - 10 + 2X - 10= 34

    9X = 34 + 20

    9X = 54

    X = 6

    ∴Present age of son = 2 * 6= 12 years

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