Rob had a 15% off coupon for the sporting good store he bought a tennis racket that had a regular ticket price of $94 how much did rob spend on the racket after using his coupon

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

Triangle xyz has vertices x(1,3), y(0,0)

Multiply. write your answer in simplest form. 3/8 x 5/7