Can someone me with the last 3 questions
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Answers: 2
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
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Mathematics, 22.06.2019 00:00
Use the given information to determine the exact trigonometric value.
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Mathematics, 22.06.2019 00:30
Simplify the given expression leaving the answer in improper fraction form. 2/3+5/6
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Mathematics, 22.06.2019 06:00
The girls used two different recipes for making apple pies. dinas pie baked for 2/3 hour. vals pie baked for 0.75 hour. whos pie had the longer bsking time?
Answers: 1
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