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    Question

    The ratio of the ages of a child, his father and

    grandfather is 1 : 5 : 9. Three years hence, the child will be 10 years old. What is the present age of the grandfather?
    A 72 years Correct Answer Incorrect Answer
    B 63 years Correct Answer Incorrect Answer
    C 56 years Correct Answer Incorrect Answer
    D 78 years Correct Answer Incorrect Answer

    Solution

    The correct answer is B

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