Proportional Relationships

What makes a graph proportional?

• Straight Line
• The line goes through (0,0)
• Curvy line
• Straight line and passes through (0,0)

Tags

CCSS.7.RP.A.2

What is the equation y=kx for the table?

• y=1/3x
• y=3x
• y=5x
• y=1/5x

Tags

CCSS.7.EE.B.4

CCSS.7.RP.A.2

CCSS.7.RP.A.3

What is the constant of proportionality? Remember to simplify your answer.

• m = 3

• m = 6

• m = 9

• m = 1/3

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.7.RP.A.1

CCSS.7.RP.A.2

Which graph is non-proportional?

• A
• B
• C
• D

Tags

CCSS.7.RP.A.2D

How do you find k? 

• x/y
• y/x
• y=kx
• x ⋅ y

Tags

CCSS.7.EE.A.2

CCSS.7.EE.B.4

What does the point (2, 94) represent in this situation?

• Every week, they earn $94.
• After 94 weeks, they save $2.
• After 1 week, they save $47.
• After 2 weeks, they save $94.

Tags

CCSS.8.EE.B.5

Does this table represent a proportional relationship?

• Yes
• No

Tags

CCSS.7.RP.A.2

Determine the constant of proportionality.

• 5
• 0.2
• 1
• 1.4

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Jasmin is baking a cake that calls for 1/4 cup water for every 1/2 cup of flour. How much flour will she need if she uses 1.5 cups of water?

• 4 cups of flour
• .75 cups of flour
• 3 cups of flour
• .25 cups of flour

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3