Mathematics, 08.04.2020 20:58 natlovesfood
Shira’s math test included a survey question asking how many hours students spent studying for the test. The scatterplot below shows the relationship between how many hours students spent studying and their score on the test. A line was fit to the data to model the relationship
Which of these linear questions best describes the given model?
A. y=x+45
B. y=10x+45
C. y=-10x+45
Based on this equation, estimate the score for a student that spent 5 hours studying.
Answers: 1
Mathematics, 21.06.2019 15:50
Which of the following is the equation that says that the product of a number and ten is equal to 20 percent of that number ? a) 10n= 2.0n b) 10+n=.20n c) n+ .20n=10 d) 10n=0.20n
Answers: 1
Mathematics, 21.06.2019 18:30
Someone answer this asap rn for ! a discount store’s prices are 25% lower than department store prices. the function c(x) = 0.75x can be used to determine the cost c, in dollars, of an item, where x is the department store price, in dollars. if the item has not sold in one month, the discount store takes an additional 20% off the discounted price and an additional $5 off the total purchase. the function d(y) = 0.80y - 5 can be used to find d, the cost, in dollars, of an item that has not been sold for a month, where y is the discount store price, in dollars. create a function d(c(x)) that represents the final price of an item when a costumer buys an item that has been in the discount store for a month. d(c(x)) =
Answers: 1
Mathematics, 21.06.2019 18:30
Which value would be a solution for x in the inequality 47-4x< 7
Answers: 1
Mathematics, 21.06.2019 19:30
Write an equation for the function that includes the points (2,100)and (3,100)
Answers: 2
Shira’s math test included a survey question asking how many hours students spent studying for the t...
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