Graphs of Proportional Relationships

What is the constant of proportionality in the equation y = 3x?

• 1

• 2

• 3

• 4

Tags

CCSS.7.RP.A.2B

Graph the equation y = 2x. What does the graph look like?

• The graph is a straight line with a negative slope.

• The graph is a straight line with a positive slope.

• The graph is a parabola.

• The graph is a horizontal line.

Tags

CCSS.7.RP.A.2D

If the graph of a proportional relationship passes through the point (2, 6), what is the constant of proportionality?

• 3

• 4

• 2

• 8

Tags

CCSS.7.RP.A.2B

What is the constant of proportionality in the equation y = -0.5x?

• 1

• -0.5

• -1

• 0.5

Tags

CCSS.7.RP.A.2B

What is the constant of proportionality in the equation y = 0.75x?

• 0.75

• 2.0

• 1.5

• 0.5

Tags

CCSS.7.RP.A.2B

Graph the equation y = 1.5x. What does the graph look like?

• parabola

• straight line

• circle

• exponential curve

Tags

CCSS.7.RP.A.2D

Which graph is NOT proportional?

• A
• B
• C
• D

Tags

CCSS.7.RP.A.2D

What is the constant rate of change?

• $3/hr

• $4/hr

• $2/hr

• $9/hr

Tags

CCSS.7.RP.A.2D

True/False: The point (4 , 2) means that 4 cookies were purchased for $2.

• True

• False

Tags

CCSS.7.RP.A.2D

What does the point (0,0) represent in context of the situation?

• No cookies were sold.

• No money is made selling cookies.

• No money is made when selling two cookies.

• No cookies were sold and no money was made.

Tags

CCSS.7.RP.A.2D