Linear Relationships Review

At what rate did the rain fall?

*Asking for the rate is the same as asking for the slope.*

• 2 cm per hour

• ¹/₄ cm per hour

• ¹/₂ cm per hour

• 4 cm per hour

What is the rate of change for the following graph?

*Rate of change is the same as the slope.*

• 80

• 20

• 40

• 160

Select the INCORRECT statement about this scenario given the graph.

• The starting height of the banana tree is 8 inches

• The tree is growing consistently each day

• This is an example of a proportional relationship

• The tree grows 4 inches each day

• At day 3, the banana tree was 20 inches in height.

Tags

CCSS.8.EE.B.5

Lena paid $18.96 for 3 pounds of coffee. How much did she pay for 1 pound of coffee?

• $6.32 for 1 pound

• $0.16 for 1 pound of coffee

• $18.96 for 1 pound of coffee

Tags

CCSS.HSF-LE.A.1B

Which of these graphs correctly represents the equation  $y=2x$  

• 
• 
• 
• 

Tags

CCSS.6.EE.C.9

The graphs show the cost of buying fruit. One line shows the cost of buying x pounds of plums and the other shows the cost of buying x pounds of peaches. Which kind of fruit costs more per pound?

• Plums because the line is the least steep

• Peaches because the line the most steep

• You can't tell because there are no numbers

Tags

CCSS.8.EE.B.5

Which statement below accurately represents the graph?

• $100 is earned for each hour worked
• $100 is earned for every 2 hours worked
• $500 is earned for every 8 hours worked
• $200 is earned for every 3 hours worked

Tags

CCSS.HSF.LE.B.5

What does the y-intercept represent in this graph?

• Every minute 60 students got off the bus.
• There were 60 students to start with on the bus ride. 
• Each minute, 10 students got off the bus. 
• 60 students rode the bus every minute. 

Tags

CCSS.HSF.LE.B.5

Which tree was the tallest when it was first planted?

• Tree A

• Tree B

• Tree C

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Janet is planning her sweet sixteen birthday party. She must decide which party coordinator she should use so that she spends the least amount of money possible. Each coordinator charges an initial fee for their services, plus an additional fee depending on the number of guests that attend the party. Each coordinator's rates are shown in the image.

Which coordinator charges the greatest fee per guest?

• Coordinator A

• Coordinator B

• Coordinator C

• Coordinator D

Tags

CCSS.8.EE.B.5