Which of the following is the correct expanded form for the series below? MA
ma
n=1
1+1
1+
+
+
1 1
O 1+1+-+
2 6
1 1 1
2 6 24
2 1 2
1+
3 2 5
O 4+2+=+
2 1
3 6

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

Give me the equations of two lines that have the same slope but are not parallel.

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?