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    Question

    The ages of A, B and C are in the ratio of 4:3:6

    respectively. If the sum of their ages is 65 years, then find the age of B.
    A 16 years Correct Answer Incorrect Answer
    B 12 years Correct Answer Incorrect Answer
    C 10 years Correct Answer Incorrect Answer
    D 15 years Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Let the ages of A, B and C be 4x, 3x and 6x respectively. According to the question, => 4x + 3x + 6x = 65 => 13x = 65 => x = 5 Age of B = 3x = 3 × 5 = 15 years.

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