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    Question

    What must be added to each term of the ratio 4:9 so that

    it may equal to 3:4?
    A 11 Correct Answer Incorrect Answer
    B 16 Correct Answer Incorrect Answer
    C 8 Correct Answer Incorrect Answer
    D 26 Correct Answer Incorrect Answer

    Solution

    Let's the added number be x. => (4 + x)/(9 + x) = 3/4 => 16 + 4x = 27 + 3x => x = 11

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