Graphing Proportional Relationships

What makes a graph proportional?

• Linear
• The line is only in quadrant 1
• Curvy line
• Linear and the line goes through the origin

Is this table proportional?

• Yes
• No

Is this graph proportional?

• Yes
• No

What is the unit rate in this proportional relationship?

• 60 miles/1 hour
• 120 miles/ 2 hours
• 1 mile/ 1 hour

Which graph is proportional?

• A
• B
• C and D
• All of the graphs are proportional

Does the table represent a proportional relationship?

• Yes.
• No.

Which graph is non-proportional?

• A
• B
• C
• D

Does the table represent a proportional relationship?

• Yes.
• No.

Find the Unit Rate.
72 ounces for 12 servings    

• 7 ounces per serving
• 144 ounces for 24 servings
• 6 ounces per serving
• 36 ounces for 6 servings

Does the table represent a proportional relationship?

• Yes.
• No.