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    Question

    The least common multiple (I.C.M) of two numbers is 24.

    If each number is multiplied by 9 then the new LCM will be: 
    A 36 Correct Answer Incorrect Answer
    B 72 Correct Answer Incorrect Answer
    C 216 Correct Answer Incorrect Answer
    D Determined only if the original numbers are known Correct Answer Incorrect Answer

    Solution

    ATQ, Thus, if the LCM of the two original numbers is 24, and we multiply both numbers by 9, the new LCM will be: Original LCM × 9 24 × 9 = 216 So the new LCM will be 216.

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