A parachutist rate during a free fall reaches 132 feet per second. What is this rate in meters per second? At this rate how many meters will the parachutist fall during 10 seconds of free fall? Assume that 1 meter is equal to 3.3 feet

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

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?