Question

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.
How many people use exactly one of these facilities?

Answer 1

58 + 62 + 73 = 193 people are using exactly one facility

Answer 2

193

Explanation:

73+62+58 it's just adding who used one facility at a time.