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    Question

    The LCM of two numbers is 168, and the numbers are in

    the ratio 4:7. Find the sum of the numbers.
    A 20 Correct Answer Incorrect Answer
    B 28 Correct Answer Incorrect Answer
    C 56 Correct Answer Incorrect Answer
    D None of these Correct Answer Incorrect Answer

    Solution

    ATQ,
    Let the numbers be 4m and 7m.

    LCM of the numbers = 28m

    Given, 28m = 168

    So, m = 168 ÷ 28 = 6.

    Thus, the numbers are 24 and 42.

    Hence, the sum = 24 + 42 = 66.

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