Aswimming pool at a park measures 9.75 meters by 7.2 meters the area of the playground is one and half times that of the swimming pool. find total area of the swimming pool and the playground

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

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out

What are two numbers that add up to -9 and multiply to -10 best answer gets branliest and 100 extra points