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    Question

    What is the smallest number which is divisible by 15, 20,

    and 30?
    A 100 Correct Answer Incorrect Answer
    B 60 Correct Answer Incorrect Answer
    C 90 Correct Answer Incorrect Answer
    D 30 Correct Answer Incorrect Answer

    Solution

    ATQ,

    We know, the smallest number which can be divisible by 'a', 'b', and 'c' =
    LCM of 'a', 'b', and 'c'.

    Here, 'a', 'b', and 'c' are three different numbers.

    Required number = LCM of 15, 20, 30 = 60

    Therefore, the smallest number which is divisible by 15, 20, and 30 is 60.

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