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    Question

    Find out how much the Least Common Multiple exceeds the

    Highest Common Factor of 16, 40, and 80.
    A 177 Correct Answer Incorrect Answer
    B 152 Correct Answer Incorrect Answer
    C 180 Correct Answer Incorrect Answer
    D 145 Correct Answer Incorrect Answer

    Solution

    ATQ,

    LCM of (16, 40, and 80) = (2 x 2 x 2 x 2 x 5) = 160

    HCF of (16, 40, and 80) = 8

    Required difference = 160 - 8 = 152

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