The scale of a town map is 1/4 in = 2 miles. If the fire station and town hall appear 3 1/8 inches apart on the map, how far apart are they really?​

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

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

Solve the equation - 2(m -30) = -6m a-15 b-13 c-8 d8