At the airport, each piece of luggage to be checked in must not weigh more than 50 pounds. Use W to represent the weight (in pounds) of a piece of luggage that can be checked in

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

Choose all that apply. select all of the fees a credit card may have. annual fee apr balance transfer fee cash advance fee late fee overdraft fee over-the-limit fee

Hardest math question of all time can you solve the equation. check for extraneous solutions.9∣9-8x∣ = 2x+3