The numerator of a certain fraction is four times the denominator. if 10 is added to both numerator and denominator the resulting fraction is equivalent to 2. what is the original fraction?

Idon’t understand! 15 points for whoever answers correctly! write an equation for the lion, and one for the zebra. then, plot the points on an x,y chart going up to 8. plot both points on the

1. what is the formula for finding the vertical distance between two points on a coordinate plane?

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