Mathematics, 25.02.2021 14:30 michaela134
There are 135 people in a sport centre.
77 people use the gym.
62 people use the swimming pool.
65 people use the track.
27 people use the gym and the pool.
23 people use the pool and the track.
31 people use the gym and the track.
4 people use all three facilities.
A person is selected at random.
What is the probability that this person doesn't use any facility?
Answers: 2
Mathematics, 21.06.2019 15:20
Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?
Answers: 3
Mathematics, 21.06.2019 16:40
You have 3 boxes, one "strawberries"; one "mentos" and one "mixed".but you know that all the labels are in incorrect order .how do you know witch is witch?
Answers: 1
Mathematics, 21.06.2019 17:00
Orly uses 2 cups of raisins for every 12 cups of trail mix she makes. how many cups of trail mix will she make if she uses 8 cups of raisins?
Answers: 1
There are 135 people in a sport centre.
77 people use the gym.
62 people use the swimming poo...
62 people use the swimming poo...
English, 08.10.2020 03:01
Mathematics, 08.10.2020 03:01
Mathematics, 08.10.2020 03:01
SAT, 08.10.2020 03:01
English, 08.10.2020 03:01
Mathematics, 08.10.2020 03:01
History, 08.10.2020 03:01
Advanced Placement (AP), 08.10.2020 03:01
Mathematics, 08.10.2020 03:01