when gisselle decided to stop eating junk food she started saving more for her allowance to buy a larger bicycle she managed to put away $6 every week for eight weeks and found a nice used bicycle for $50 she thought that she had close to that amount in her savings jar did she have exactly enough for the bycycle? if not how much extra or how much to little did she have

In the image, point a marks the center of the circle. which two lengths must form a ratio of 1 : 2? (options are in the images since thought they were harmful phrases)

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 shows the correct substitution of the values a,b and c from the equation 1=-2x+3x^2+1