Seating

How many ways can 6 people sit on 6 numbered chairs (e. G. , seat reservation on the train)?

Result

n =  720

Solution:

n=6 5 4 3 2 1=720n = 6 \cdot \ 5 \cdot \ 4 \cdot \ 3 \cdot \ 2 \cdot \ 1 = 720



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