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If exactly three of the taxis are in need of repair, what is the probability that every airport receives one of the taxis requiring repairs?
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If exactly three of the taxis are in need of repair, what is the probability that every airport receives one of the taxis requiring repairs?

User Luca Ziegler
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1 Answer

2 votes
Probability is:

x- all taxis
3- taxis in need of repair

Prob. = x! / 3! * (x-3)!
User Maciej Kasprzak
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