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Thread: sat math counting

  1. #1

    sat math counting

    There are 4 doors in a museum. In how many ways can a visitor enter and leave the museum?
    (A) 4
    (B) 8
    (C) 16
    (D) 64

  2. #2

    Red face sat math counting question

    The visitor can choose for his entry to the museum between 4 different ways and for his exit also between 4 different ways. Therefore the visitor can enter and leave the museum in 4*4=16 ways.
    The correct answer is (C).

    hope these help!

  3. #3
    Thanks a lot!!

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