bm42400
16.08.2019 •
Mathematics
In a race between 18 people, how many ways can the top 5 finishers be arranged?
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Ответ:
This would use the combination formula, since the order of the people doesn't matter, other than having 5 top finishers.
C(18,5) = 18! / (5!(18-5)!) = 8,568 ways
Ответ: