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    Question

    The ratio of two numbers is 6:14 and their LCM is 126.

    The numbers are:
    A 48,80 Correct Answer Incorrect Answer
    B 32,64 Correct Answer Incorrect Answer
    C 18,42 Correct Answer Incorrect Answer
    D 24,28 Correct Answer Incorrect Answer

    Solution

    Let two numbers be A and B. => A:B = 6x:14x LCM = 6 × 14 × x = 42x => 42x = 126 => x = 3 A = 6x = 6 × 3 = 18 B = 14x = 14 × 3 = 42

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