Proportions to Linear Relationships

What makes a graph proportional?

• Linear

• The line is only in quadrant 1

• Curvy line

• Linear and the line goes through the origin

Tags

CCSS.8.EE.B.5

Identify whether the graph represents a  proportional or non-proportional relationship.

• Proportional Relationship

• Non-Proportional Relationship

Tags

CCSS.7.RP.A.2D

Craig earns extra money as a lifeguard. He earns $37 for 4 hours and $64.75 for 7 hours.  What is the constant of proportionality (how much did he make per hour)?

• $37

• $64.75

• $9.25

• $18.50

Tags

CCSS.7.RP.A.2B

Which graph is proportional?

• A

• B

• C and D

• All of the graphs are proportional

Tags

CCSS.7.RP.A.2D

What does a proportional relationship look like on a graph?

• A straight line that passes through the origin, (0,0).

• A line that does not pass through the origin , (0,0).

Tags

CCSS.7.RP.A.2D

What is the rate of change for this table?

• 1/9

• 9

• 8

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Find the rate of change

• 1

• 2

• 11

• Not a constant slope/Non-Linear

Tags

CCSS.HSF-LE.A.1B

6 stuffed peppers cost $36. What will 12 stuffed peppers cost?

• 72

• 27

• 65

• 91

Tags

CCSS.6.RP.A.3B

2 apples cost $20. What will 5 Apples cost? 

• 28

• 45

• 50

• 39

Tags

CCSS.6.RP.A.3B

Does the table represent a proportional relationship?

• Yes.

• No.

Tags

CCSS.7.RP.A.2D