Lesson 3.6: Proportional and Non-proportional Relationships

Does the table represent a proportional relationship?

• Yes.
• No.

Tags

CCSS.7.RP.A.2A

Write an equation for this situation.

• y=9.75x
• y=19x
• y=19.25x
• y=9.5x

Tags

CCSS.8.EE.B.5

CCSS.8.F.A.3

CCSS.8.F.B.4

Does the equation show a proportional relationship?

• Yes
• No

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

Does the table show a proportional relationship?

• Yes
• No

Tags

CCSS.8.EE.B.5

CCSS.8.F.B.4

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

Tags

CCSS.8.EE.B.5

CCSS.8.F.B.4

On a two-week job, a repairman works a total of 70 hours. he charges $75 plus $40 per hour. Which equation shows his rate of pay?

• y = 40x +75

• y = 75x + 40

• y = 45x + 70

• y = x

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.1

CCSS.8.F.A.3

CCSS.8.F.B.4

Which statement cannot be true of the graph of a proportional relationship?

• It is not linear (straight)

• It is linear

• It includes the origin

• It shows a constant rate of change

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.A.3

CCSS.8.F.B.4

Proportional or Non-Proportional?

• Proportional

• Non-Proportional

Tags

CCSS.8.EE.B.5

CCSS.8.F.B.4

Proportional or Non-Proportional?

• Proportional

• Non-Proportional

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.B.4

What is the y-intercept for the following table and is it proportional or non-proportional?

• Proportional, y-intercept is 0
• Non-proportional, y-intercept is 0
• Proportional, slope is 0
• Non-proportional, slope is 0

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.2

CCSS.8.F.A.3

CCSS.8.F.B.4

CCSS.8.SP.A.3