If you have to drive 200 miles and someone drives 4/10 of the distance and some one else drives 20% what does the other person. Have left to drive

In a school 2/3 of the students study a language of those who study a language 2/5 study french

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

Write an equation for the function that includes the points (2,100)and (3,100)