Mathematics, 20.01.2020 09:31, vallhernandez13
Asecretary at the police department makes $8 less per hour than the dispatcher. the combined hourly wage of the secretary and the dispatcher is $40. which equation could be used to find the hourly wage of the dispatcher?
a. 2x + 8 = 40
b. 2x − 8 = 40
c. 8 − 2x = 40
d. (8 − 2)x = 40
Answers: 3
Mathematics, 21.06.2019 16:30, inucornspineapple
Arandom sample of 150 high school students were asked whether they have a job. the results are shown in the table. have a job do not have a job male 48 35 female 41 26 select a ord or phrase from the drop-down menus to correctly complete the statements describing the association.
Answers: 1
Mathematics, 21.06.2019 17:20, kolbehoneyman
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
Answers: 3
Asecretary at the police department makes $8 less per hour than the dispatcher. the combined hourly...
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