Julie is going to a store to buy vases to use as centerpieces at her party. small vases cost $2 and large vases cost $4. she needs to buy a minimum of 15 vases, and can spend a maximum of $50. which system of linear inequalities represents this situation? let s represent the number of small vases and l represent the number of large vases. a s + l ≥ 15 2s + 4l ≤ 50 b s + l ≤ 15 2s + 4l ≥ 50 c s +l ≥ 50 2s + 4l ≤ 15 d s + l ≥ 15 2s +4l ≥ 50

What is the value of x? enter your answer in the box. x = two intersecting tangents that form an angle of x degrees and an angle of 134 degrees.

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

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section