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    Question

    Three numbers are in the ratio of 6:7:3 and their LCM is

    3654.Their HCF is:
    A 27 Correct Answer Incorrect Answer
    B 87 Correct Answer Incorrect Answer
    C 29 Correct Answer Incorrect Answer
    D 28 Correct Answer Incorrect Answer

    Solution

    Given: Ratio = 6:7:3 ⇒ Numbers = 6x, 7x, 3x LCM = 3654 LCM of 6, 7, 3 = 42 So, 42x = 3654 ⇒ x = 3654 ÷ 42 = 87 HCF = x = 87

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