Proportional relationships

What qualities must a graph have in order for it to be proportional? (Select ALL that apply)

• Must cross through the Origin, point (0,0)

• Must always be positive

• Must be a line

• Must be a straight line; has to be linear

Tags

CCSS.8.EE.B.5

State whether the graph is proportional or non-proportional.

• Proportional

• Non-proportional

Tags

CCSS.8.EE.B.5

CCSS.8.F.A.3

State whether the graph is proportional or non-proportional.

• Proportional

• Non-proportional

Tags

CCSS.8.EE.B.5

CCSS.8.F.B.5

Which line represents a proportional relationship? (Select ALL that apply)

• Blue Line A

• Red Line B

• Green Line C

Tags

CCSS.8.EE.B.5

State whether the graph is proportional or non-proportional.

• Proportional

• Non-proportional

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.A.3

State whether the graph is proportional or non-proportional.

• Proportional

• Non-proportional

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

The table shows the cost of long distance calls based on the number of minutes used. Is there a constant rate of change, and if so what is it?

• Yes, 10 calls per minute
• Yes, $.10 per minute
• Yes, $.40 per minute
• Not a constant rate

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.B.4

CCSS.8.SP.A.2

CCSS.8.SP.A.3

What is the unit rate in this proportional relationship?

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

Tags

CCSS.8.EE.B.5

CCSS.8.F.B.4

• Taylor can write 6 words per minute
• Taylor can write 25 words per minute
• Taylor can write 50 words per minute
• Taylor can write 150 words per minute

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.A.3

CCSS.8.F.B.4

CCSS.8.SP.A.2

CCSS.8.SP.A.3

A proportional relationship is written used which of the following equations?

Tags

CCSS.8.EE.B.5

CCSS.8.F.B.4