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    Question

    How many factors of 23 Ă— 33 Ă—

    54 Ă— 72 are divisible by 50 but not by 100?
    A 42 Correct Answer Incorrect Answer
    B 40 Correct Answer Incorrect Answer
    C 36 Correct Answer Incorrect Answer
    D 38 Correct Answer Incorrect Answer

    Solution

    50=52Ă—2 100=52Ă—22 23 Ă— 33 Ă— 54 Ă— 72 =52Ă—2Ă—22Ă—52Ă—33Ă—72) =52Ă—33Ă—72 Total factor=3Ă—4Ă—3 =36.

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