Johanna has s yards of string. For an art project, she can cut an equal number of pieces of string if each piece is 11/12 foot long. Which expression shows the number of pieces she can cut? A) s+11/12
B) s • 11/12
C) s ÷ 11/12
D) s - 11/12

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 property was used to simplify the expression? 3c+9 +4c=3c+4c+9

Which statement accurately explains whether a reflection over the y axis and a 270° counterclockwise rotation would map figure acb onto itself?