Interpret Ordered Pair Proportional

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

• k=9/3

• k=6

• k=9

• k=3

• y=1

Is this graph proportional?

• Yes

• No

Is this table proportional?

• Yes

• No

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.

The table shows a proportion relationship.

What ordered pair could also belong in the relationship?

• ( -12 , 9 )

• ( 30 , 40 )

• ( 12 , 9 )

• ( 15 , 18 )

True/False: The ordered pair (4, 2) means that 2 cookies cost $4.

• True

• False

What is the unit rate in this proportional relationship?

• 60 miles/1 hour

• 120 miles/ 2 hours

• 1 mile/ 1 hour

What makes a graph proportional?

• Straight Line

• The line goes through (0,0)

• Curvy line

• Straight line and passes through (0,0)

Which graph is non-proportional?

• A

• B

• C

• D

Does the table represent a proportional relationship?

• yes

• no