A pair of jeans is regularly priced at $45.99. If the sale price is $32.99, to the nearest percent, what is the percent decrease in the cost of the jeans?​

Restrictions on f(x) = 1/x+5 and g(x) = x-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

Can someone me do math because i am having a breakdown rn because i don’t get it