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    Question

    The ratio of two numbers is 4:8 and their LCM is 64. The

    numbers are:
    A 48,80 Correct Answer Incorrect Answer
    B 32,64 Correct Answer Incorrect Answer
    C 40,70 Correct Answer Incorrect Answer
    D 60,80 Correct Answer Incorrect Answer

    Solution

    Let two numbers be A and B. => A:B = 4x:8x LCM = 4 × 8 × x = 8x => 8x = 64 => x = 8 A = 4x = 4 × 8 = 32 B = 8x = 8 × 8 = 64

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