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    1. Home
    2. Questions
    3. Quantitative Aptitude
    4. HCF and LCM
    5. Calculate the difference between the Least Common Multiple and the Highest Common Factor of 12, 30,

    Question

    Calculate the difference between the Least Common Multiple

    and the Highest Common Factor of 12, 30, and 45.
    A 177 Correct Answer Incorrect Answer
    B 166 Correct Answer Incorrect Answer
    C 180 Correct Answer Incorrect Answer
    D 120 Correct Answer Incorrect Answer

    Solution

    ATQ,

    LCM of (12, 30, and 45) = (2 x 2 x 3 x 5) = 180

    HCF of (12, 30, and 45) = 3

    Required difference = 180 - 3 = 177

    Practice Next
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    Relevant for Exams:

    • AAI ATC JE

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