IM: 8.3.4: Comparing Proportional Relationships (Practice)

Last updated 11 months ago

7 questions

Question 4

Andre and Priya are tracking the number of steps they walk. Andre records that he can walk 6000 steps in 50 minutes. Priya writes the equation y = 118x, where y is the number of steps and x is the number of minutes she walks, to describe her step rate. This week, Andre and Priya each walk for a total of 5 hours. Who walks more steps? How many more?

IM: 8.3.4: Comparing Proportional Relationships (Practice)

Last updated 11 months ago

7 questions

A contractor must haul a large amount of dirt to a work site. She collected information from two hauling companies.

EZ Excavation gives its prices in a table.

Happy Hauling Service gives its prices in a graph.

Question 1

How much would each hauling company charge to haul 40 cubic yards of dirt? Explain or show your reasoning.

Question 2

Calculate the rate of change for each relationship. What do they mean for each company?

Question 4

Andre and Priya are tracking the number of steps they walk. Andre records that he can walk 6000 steps in 50 minutes. Priya writes the equation y = 118x, where y is the number of steps and x is the number of minutes she walks, to describe her step rate. This week, Andre and Priya each walk for a total of 5 hours. Who walks more steps? How many more?

Question 5

Find the coordinates for point D in the diagram.

Question 6

Find the coordinates for point D in the diagram.

Question 7

Select all the pairs of points so that the line between those points has slope 2/3.

(0, 0) and (2, 3)

(0, 0) and (3, 2)

(1, 5) and (4, 7)

(-2, -2) and (4, 2)

(20, 30) and (-20, -30)

A contractor must haul a large amount of dirt to a work site. She collected information from two hauling companies.

EZ Excavation gives its prices in a table.

Happy Hauling Service gives its prices in a graph.

Question 1

How much would each hauling company charge to haul 40 cubic yards of dirt? Explain or show your reasoning.

Question 2

Calculate the rate of change for each relationship. What do they mean for each company?

Question 3

If the contractor has 40 cubic yards of dirt to haul and a budget of $1000, which hauling company should she hire? Explain or show your reasoning.

Question 5

Find the coordinates for point D in the diagram.

Question 6

Find the coordinates for point D in the diagram.

Question 7

Select all the pairs of points so that the line between those points has slope 2/3.

(0, 0) and (2, 3)

(0, 0) and (3, 2)

(1, 5) and (4, 7)

(-2, -2) and (4, 2)

(20, 30) and (-20, -30)

Question 3