Mathematics, 04.09.2019 22:30 myrkaxsanchezz

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.
given that a randomly selected person uses at least two facilities, what is the probability they
use all the facilities?

Answers: 3

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 15:00

There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.

Answers: 3

Answer

Mathematics, 21.06.2019 17:30

What is the multiple zero and multiplicity of f(x) = (x ? 3)(x ? 3)(x + 5)? multiple zero is 3; multiplicity is 2 multiple zero is 5; multiplicity is 1 multiple zero is ? 5; multiplicity is 1 multiple zero is ? 3; multiplicity is 2

Answers: 2

Answer

Mathematics, 21.06.2019 17:40

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?

Answers: 2

Answer

Mathematics, 21.06.2019 18:00

Aplane is taking off from bangladesh headed to new york city. at the same time, a plane from new york city is headed to bangladesh is also taking off. the plane bound to new york city is traveling at 600 mph, while the plane traveling to bangladesh is traveling at 400 mph. how far from new york city will the two planes meet if the distance between new york city and bangladesh is 8,000 miles?

Answers: 3

Answer

You know the right answer?

There are 130 people in a sport centre.
76 people use the gym.
60 people use the swimmin...

Questions