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    Question

    The H.C.F of two numbers is 2 and their L.C.M is 117. If

    one of the numbers is 13, find the other?
    A 11 Correct Answer Incorrect Answer
    B 18 Correct Answer Incorrect Answer
    C 26 Correct Answer Incorrect Answer
    D 29 Correct Answer Incorrect Answer

    Solution

    HCF = 2, LCM = 117, a = 13 & b = ? So as we know that a × b = HCF× LCM or 13 × b = 2 × 117 or b = 2 × 117/13 = 18.

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