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    Consider two numbers whose LCM + HCF = 504, and LCM - HCF = 456. If one of these two numbers is 96 , find the other number.
    Question

    Consider two numbers whose LCM + HCF = 504, and LCM - HCF = 456. If one of these two numbers is 96 , find the other number.

    A.

    100

    B.

    126

    C.

    120

    D.

    130

    Correct option is C

    Given:

    LCM + HCF = 504

    LCM - HCF = 456

    One of the numbers = 96

    Formula Used:

    HCF× \times​ LCM = Product of two numbers

    Solution:

    LCM + HCF = 504

    LCM - HCF = 456

    Solving we get LCM = 480 and HCF = 24

    480 ×\times​ 24 = 96 ×\times​ x

    x =480×2496 \frac{480 \times 24}{ 96}​ = 120

    The other number is 120

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