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    Question

    The ratio of two number is 6 : 5 and their HCF is 15. So

    find and their LCM?
    A 550 Correct Answer Incorrect Answer
    B 750 Correct Answer Incorrect Answer
    C 350 Correct Answer Incorrect Answer
    D 450 Correct Answer Incorrect Answer

    Solution

    Let the two numbers be 6x & 5x. So their HCF = x =15, hence their LCM will be = 30x = 30 × 15 = 450.

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