Question

    If A : B = 9:3 and A is 24 more than B then find the sum

    of A and B.
    A 48 Correct Answer Incorrect Answer
    B 55 Correct Answer Incorrect Answer
    C 91 Correct Answer Incorrect Answer
    D 78 Correct Answer Incorrect Answer

    Solution

    Let x be the common multiplier. Then, => A : B = 9x : 3x => A = B + 24 => 9x = 3x + 24 => x = 4 A + B = 9x + 3x = 12x = 12 × 4 = 48

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