Review for 8.SP.A.1-3 and 8.EE.B.5&6

Which expression represents a direct proportion?

• $y=x-2$

• $y=\frac{2}{x}$

• $y=x+2$

• $y=2x$

The relationship between the cost of beef and the amount of beef purchased in pounds is proportional. Which of the following statements are true? Mark all that apply.

• The graph of the relationship is a line.

• The unit rate is equal to the slope of the graph.

• The rate of change between the variables increases from left to right.

• The graph of the relationship includes the origin.

• The change between the two variables is less than 1.

Tags

CCSS.8.EE.B.5

Write a proportional equation that represents the graph of Printer Speed, where p represents pages and s represents seconds.

(a)  

Tags

CCSS.8.EE.B.5

A+ Tutoring charges $100 for four sessions and $200 for nine sessions. Excelsior Tutors charges $25 for each session plus a one-time $10 materials fee. Montana Tutoring charges the rates shown in the table.

Which has a unit rate of $25 per tutoring session?

• A+ Tutoring only

• Excelsior Tutors only

• Montana Tutoring only

• all three tutoring companies

Tags

CCSS.6.RP.A.3B

How would you write the equation with a slope of 2/3 and a y-intercept of -3

• y=3/2x+3
• y=2/3-3
• y=2/3x-3
• y=2/3x+3

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

If m=3 and b=6, what is the correct slope intercept equation?

• y=3-6
• y=3x-6
• y=3x+6
• y=6x+3

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is the slope of this graph?

• 3/2
• -2
• 2/3
• -2/3

Tags

CCSS.8.EE.B.5

Which cyclist is the fastest?

• Cyclist A

• Cyclist B

• Cyclist C

• Cyclist D

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Select all lines that has a slope of  $\frac{1}{2}$  .

• 
• 
• 
• 
• 

Tags

CCSS.8.EE.B.5

What is the slope of the line below?

• $\frac{1}{2}$

• $\frac{1}{3}$

• $2$

• $\frac{1}{4}$

Tags

CCSS.8.EE.B.5