A box of cereal contains 17.2 ounces of cereal. There are 9 servings of cereal in the bag. Each serving of cereal has 149 calories. Which expression could you use to find the number of calories in 1 ounce of cereal

Use the function f(x) is graphed below. the graph of the function to find, f(6). -2 -1 1 2

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

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.