In a particular week, Mary
worked 8 hours per day for 3
days and 4 hours per day for 2
da...
Mathematics, 21.03.2021 05:00 ajayrose
In a particular week, Mary
worked 8 hours per day for 3
days and 4 hours per day for 2
days. She was paid $10 per hour.
How much did she earn for that
week?
A. $ 120.
B. $ 320.
C. $ 400.
D. $ 600.
Answers: 1
Mathematics, 21.06.2019 17:20
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
Mathematics, 21.06.2019 18:00
Two students were asked if they liked to read. is this a good example of a statistical question? why or why not? a yes, this is a good statistical question because a variety of answers are given. b yes, this is a good statistical question because there are not a variety of answers that could be given. c no, this is not a good statistical question because there are not a variety of answers that could be given. no, this is not a good statistical question because there are a variety of answers that could be given
Answers: 1
Mathematics, 21.06.2019 19:30
What is the result of adding the system of equations? 2x+y=4 3x-y=6
Answers: 2
Mathematics, 21.06.2019 21:00
The radius of a sphere is 3 inches. which represents the volume of the sphere?
Answers: 1
History, 05.11.2020 19:30
Arts, 05.11.2020 19:30
Computers and Technology, 05.11.2020 19:30
English, 05.11.2020 19:30
History, 05.11.2020 19:30
Biology, 05.11.2020 19:30
History, 05.11.2020 19:30
Biology, 05.11.2020 19:30
History, 05.11.2020 19:30
Mathematics, 05.11.2020 19:30
English, 05.11.2020 19:30