Mathematics, 16.01.2021 02:50, alen919
There are 130 people in a sport centre. 76 people use the gym. 60 people use the swimming pool. 32 people use the track. 23 people use the gym and the pool. 8 people use the pool and the track. 20 people use the gym and the track. 6 people use all three facilities. A person is selected at random. What is the probability that the person uses exactly one of the facilities?
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There are 130 people in a sport centre. 76 people use the gym. 60 people use the swimming pool. 32 p...
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