subject
Mathematics, 06.07.2020 20:01 discolldiane7351

A music store sells CD’s and DVD’s. The price of a CD is $8 and the price of a DVD is $12. On Saturday, a total of 20 CD’s and DVD’s were sold bringing in revenue of $200. How many of each type were sold that day

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 14:30
The minimum wage in washington has been increasing over the last ten years. years 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 washington state minimum wage $6.50 $6.72 $6.90 $7.01 $7.16 $7.35 $7.63 $7.93 $8.07 $8.55 $8.55 a) find the linear regression equation for the minimum wage in washington using this data ( x  0 in 2000). round to the thousandths. b) what is the slope? specifically, what does the slope represent in the real world context? c) what is the y-intercept? specifically, what does the y-intercept represent in the real world context? d) write your equation as a function of x. e) if you do not earn a college degree and you are earning minimum wage in 2020, what do you predict you will be earning per hour with the linear regression equation? f) if the trend continues, when will the minimum wage be $15 an hour? 3. why are your answers to #1d and #2a above different? which do you think is more accurate (#1 or #2) and why
Answers: 1
question
Mathematics, 21.06.2019 16:50
What is the perimeter of square abcd? units units 28 units 37 units
Answers: 2
question
Mathematics, 21.06.2019 18:30
The table shows the relationship between the number of cups of cereal and the number of cups of raisins in a cereal bar recipe: number of cups of cereal number of cups of raisins 8 2 12 3 16 4 molly plotted an equivalent ratio as shown on the grid below: a graph is shown. the title of the graph is cereal bars. the horizontal axis label is cereal in cups. the x-axis values are 0, 20, 40, 60, 80,100. the vertical axis label is raisins in cups. the y-axis values are 0, 10, 20, 30, 40, 50. a point is plotted on the ordered pair 40,20. which of these explains why the point molly plotted is incorrect? (a) if the number of cups of cereal is 40, then the number of cups of raisins will be10. (b)if the number of cups of raisins is 40, then the number of cups of cereal will be10. (c) if the number of cups of cereal is 40, then the number of cups of raisins will be 80. (d) if the number of cups of raisins is 40, then the number of cups of cereal will be 80.
Answers: 1
question
Mathematics, 21.06.2019 20:30
Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0
Answers: 2
You know the right answer?
A music store sells CD’s and DVD’s. The price of a CD is $8 and the price of a DVD is $12. On Saturd...
Questions
question
Mathematics, 31.10.2019 06:31
question
Biology, 31.10.2019 06:31
Questions on the website: 13722363