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    LCM and HCF of two numbers are 54 and 9 respectively. If one of the numbers is 18, then find the other number.
    Question

    LCM and HCF of two numbers are 54 and 9 respectively. If one of the numbers is 18, then find the other number.

    A.

    30

    B.

    24

    C.

    27

    D.

    25

    Correct option is C

    Given:

    LCM of two numbers = 54

    HCF of two numbers = 9

    One number = 18

    Formula Used:

    Number1 × Number2 = LCM × HCF

    Solution:

    18 × Other number = 54 × 9

    Other number =48618 \frac{486}{18}​ = 27

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