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    Question

    The ratio of two numbers is 4:5. If each number is

    decreased by 4, the ratio becomes 7:9. Find the smaller numbers.
    A 24 Correct Answer Incorrect Answer
    B 64 Correct Answer Incorrect Answer
    C 40 Correct Answer Incorrect Answer
    D 32 Correct Answer Incorrect Answer

    Solution

    Let the two numbers be 4x and 5x. => (4x-4)/(5x-4) = 7/9 => 36x – 36 = 35x – 28 => x = 8 The smaller numbers = 4 × 8 = 32

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