Mathematics, 14.06.2020 23:57, noaheault
Tharun subscribes to a monthly DVD rental service.
The service costs $10 per month and the first three
DVD rentals are free, while every DVD rental after
the first three of the month costs $2 each. Which of
the following expressions models the total amount that
Tharun pays, in dollars, in a month when he rents d
DVDs where d> 3 ?
A. 10 + 2d
B. 10 + 3d
C. 10 + 2(d - 3)
D. 10+ 3(d -2)
Answers: 2
Mathematics, 21.06.2019 12:30, itsdeevv
Which statement describes the term economics? a. it is the study of using limited resources to fulfill wants and needs. b. it is the study of how governments fulfill the wants and needs of nations. c. it is the study of how people spend their money to fulfill wants and needs.
Answers: 1
Mathematics, 21.06.2019 18:30, kordejah348
Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles
Answers: 2
Mathematics, 21.06.2019 20:50, brea2006
An automobile assembly line operation has a scheduled mean completion time, μ, of 12 minutes. the standard deviation of completion times is 1.6 minutes. it is claimed that, under new management, the mean completion time has decreased. to test this claim, a random sample of 33 completion times under new management was taken. the sample had a mean of 11.2 minutes. assume that the population is normally distributed. can we support, at the 0.05 level of significance, the claim that the mean completion time has decreased under new management? assume that the standard deviation of completion times has not changed.
Answers: 3
Tharun subscribes to a monthly DVD rental service.
The service costs $10 per month and the first th...
English, 24.05.2021 14:00
English, 24.05.2021 14:00