. You purchase 2 action figures per week. You have 48 action figures, which is 75% of the total number of action figures you need to complete your
collection.
a) How many action figures are in the total collection?
b) How many more action figures do you need to complete the collection?

What is the value of the expression below? (81^2)^1/8

Choose the point slope form of the equation below that represents the like that passes through the points (-6,4) and (2, 0)

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