Mathematics, 22.04.2020 17:16, Travon7956

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There are 135 people in a sport centre.
73 people use the gym.
59 people use the swimming pool.
31 people use the track.
19 people use the gym and the pool.
9 people use the pool and the track.
16 people use the gym and the track.
4 people use all three facilities.
Given that a randomly selected person uses at least two facilities, what is the probability they use all the facilities?

Answers: 3

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There are 135 people in a sport centre.
73 people use the gym.
59 p...