Betty had 40$ in her pocket. she bought 12 identical bags of popcorn. betty was left with 10$ after buying the popcorn. what was the price, in dollars, of each bag of popcorn? a) 0.55 b) 2.50 c) 4.17 d) 5.20

A(t)=728(1+0.04)^t how much money did aditya originally invest

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

Which of the following tables represents exponential functions?