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    Question

    Ratio of ages of father and son is 3 : 1. The product of

    their ages is 147. What is the sum of their ages?
    A 32 Correct Answer Incorrect Answer
    B 36 Correct Answer Incorrect Answer
    C 28 Correct Answer Incorrect Answer
    D 35 Correct Answer Incorrect Answer

    Solution

    Ratio of ages of father and son is 3: 1. Let their ages be measured in terms of x. The product of their ages is 147. (3x) × (x) = 147 3x2 = 147 X2 = 49 x2=7 Sum of their ages = 3x+x =4x   =4×7 = 28years

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