Find the interquartile range of the data shown on the box-and-whisker plot below the range are 0,10,20,30,40,50,60,70,80,90

answers;

a)53

b)57

c)24

d)29

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

How do you convert 1.27 to a percentage

What is the value of x in the equation 1.5x+4-3=4.5(x-2)?