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An algebra class has 20 students and 20 desks. for the sake of variety, students change the seating arrangement each day. how many days must pass before the class must repeat a seating arrangement?
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An algebra class has 20 students and 20 desks. for the sake of variety, students change the seating arrangement each day. how many days must pass before the class must repeat a seating arrangement?

User GJZ
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I'm really not sure this is the right answer, but there are 20! ways to arrange 20 students in different orders. 20! is a VERY large number haha but that's how I'd do it :/
An algebra class has 20 students and 20 desks. for the sake of variety, students change-example-1
User Komal Kadam
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