Answers: 1
Mathematics, 21.06.2019 17:20
Four airplanes carrying a total of 400 passengersarrive at the detroit airport. the airplanes carry, respectively,50, 80, 110, and 160 passengers.a) one of the 400 passengers is selected uniformly at random.let x denote the number of passengers that were on theairplane carrying the randomly selected passenger. find var(x)for x as given in the problemb) one of the 4 airplane drivers is also selected uniformly atrandom. let y denote the number of passengers on the chosen driver’s airplane. find var(y) for y as given in the problem
Answers: 3
Mathematics, 21.06.2019 18:00
Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?
Answers: 1
Mathematics, 21.06.2019 21:30
Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.
Answers: 1
Mathematics, 22.06.2019 00:00
At a pizza shop 70% of the customers order a pizza 25% of the customers order a salad and 15% of the customers order both a pizza and a salad if s customer is chosen at random what is the probability that he or she orders either a pizza or a salad
Answers: 1
Idon't know if it's the right answer...
Biology, 23.09.2019 12:00
Chemistry, 23.09.2019 12:00
Mathematics, 23.09.2019 12:00
Mathematics, 23.09.2019 12:00
Spanish, 23.09.2019 12:00
Mathematics, 23.09.2019 12:00
Mathematics, 23.09.2019 12:00
Mathematics, 23.09.2019 12:00
Chemistry, 23.09.2019 12:00
Social Studies, 23.09.2019 12:00
Computers and Technology, 23.09.2019 12:00