Faruq spends all of his income on tacos and milkshakes. his income is $100, the price of tacos is $10, and the price of milkshakes is $2. put tacos on the horizontal axis and milkshakes on the vertical axis. the horizontal intercept for faruq's budget line is tacos.

Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.

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

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?