Easy probability
Level
pending
A round table with 5 chairs, there are 1 principle and 4 students. How many indistinguishable ways (up to rotation) are there to seat the 5 people?
The answer is 24.
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1 solution
Round table problem: Equation: (Number of people who will seat - 1)! Solution: (5-1)! 4! = 4 3 2*1 4! = 24
Answer 24 ways