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    Question

    When 15 years ago age of Dev was divided by 20, the

    present age of his granddaughter Swati is obtained. If Swati is 6 years younger than her sister Neha whose age is 9 year, then what is Dev’s present age?
    A 60 years Correct Answer Incorrect Answer
    B 59 years Correct Answer Incorrect Answer
    C 75 years Correct Answer Incorrect Answer
    D 62 years Correct Answer Incorrect Answer

    Solution

    Swati’s age = (6-9) = 3 years Let age of Dev = x years So,   = 3 => x = 60 + 15 = 75 years

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