Question

There are 130 people in a sport centre.
61 people use the gym.
68 people use the swimming pool.
60 people use the track.
25 people use the gym and the pool.
30 people use the pool and the track.
19 people use the gym and the track.
6 people use all three facilities.
How many people didn't use any facilities?

this is very urgent so the first person will to answer will get brainliest! (if the answer is correct)

Answer 1

Answer:

13/19 is the probability of G and T but not P

19 ways to get Gym & Track

19-6 are 13 ways to not get the Pool

13/19 = Pr(~P/G^T)

Answer 2

Answer:

30 people use the pool and the track.