Zachary used the calculations shown to find how much he would spend on 16 ounces of pistachios. 6 ounces of pistachios cost $7.50 mc022-1.jpg unit price = $0.80 per ounce mc022-2.jpg what was his first error? the price per ounce should have been $45.00 per ounce. the price per ounce should have been $1.25 per ounce. the final cost should have been $20.00. the final cost should have been $16.80.

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

Landon wrote that 3−2.6=4. which statement about his answer is true?

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.