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    Question

    Three numbers are in the ratio 6:9:10 respectively. If

    the HCF of the numbers is 3, then find the LCM of the numbers.
    A 270 Correct Answer Incorrect Answer
    B 210 Correct Answer Incorrect Answer
    C 180 Correct Answer Incorrect Answer
    D 240 Correct Answer Incorrect Answer

    Solution

    Numbers:
    6 × 3 = 18
    9 × 3 = 27
    10 × 3 = 30
    LCM of 18, 27, and 30 = 270

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