Mathematics, 04.12.2020 08:00 tomoetoes6910
A small company has one color printer and one black-and-white printer, each printing at different rates. The color printer, working for 5 minutes and the black-and-white printer, working for 3 minutes print a total of 70 pages. When the black-and-white printer worked for 6 minutes and the color printer worked for 9 minutes, they printed a total of 135 pages.
This situation is represented by the equations below, where b represents the number of pages per minute printed by the black-and-white printer and c represents the number of pages per minute printed by the color printer.
How many pages per minute does the black -and- white printer print?
A. 11 B. 12 C. 15 D. 18
Answers: 3
Mathematics, 21.06.2019 19:30, raytaygirl
Lin is writing an equation to model the proportional relationship between y, the total cost in dollars of downloading videos from a website, and x, the number of videos downloaded. she knows that the total cost to download 3 videos was $12. her work to find the equation is shown below. joylin’s work step 1 k= 3/12= 0.25 step 2 y= 0.25x where did joylin make her first error?
Answers: 2
Mathematics, 21.06.2019 20:10, MikeWrice3615
What additional information could be used to prove abc =mqr using sas? check all that apply.
Answers: 1
A small company has one color printer and one black-and-white printer, each printing at different ra...
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