Mathematics, 05.06.2020 02:57, brainbean

There are 130 people in a sport centre. 73 people use the gym.
62 people use the swimming pool.
58 people use the track.
22 people use the gym and the pool.
29 people use the pool and the track.
25 people use the gym and the track.
11 people use all three facilities.
A person is selected at random.
What is the probability that this person doesn't use any facility?
Thank you in advance. :)

Answers: 3

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There are 130 people in a sport centre. 73 people use the gym.
62 people use the swimming po...