Proportional Relationships & Graphs

Determine if the linear relationship is proportional or nonproportional. 

• Proportional

• Nonproportional

• Neither

What would the x-axis be labeled?

• Cost ($)

• Amount of Almonds (pounds)

What is the false statement?

• 1 pound of bananas cost $2.75

• 3 pounds of bananas cost $8.25

• The point (2, 5.5) is on the graph of the proportional relationship

• The point (5, 13.50) is on the graph of the proportional relationship

In the equation y = 14x, what is the constant of proportionality?

• y

• x

• 14

• y=14

What is the unit rate/constant of proportionality?

• 80 miles in 1 hours

• 20 miles in 1 hours

• 40 miles in 1 hours

• 160 miles in 1 hours

Is this table proportional?

• yes

• no

Determine the missing value in the table.

• 15

• 3

• 1/3

• 9

Will spent $3.75 for 3 pounds of granola. What is his unit rate in dollars per pound?

• $.50 per pound

• $1.25 per pound

• $3 per pound

• $2.50 per pound

Write the equation for the proportional relationship.

• y = 2 x

• y = 1x

What would the y-axis be labeled?

• Cost ($)

• Amount of Almonds (pounds)