Proportional Equations Tables Graphs

Is this table proportional?

• Yes

• No

Which graph is non-proportional?

• A

• B

• C

• D

Why does this graph show a non-proportional relationship?

• Because it is proportional

• It goes through the origin

• It does not go through the origin

• It is a straight line

Which equation would math this proportional relationship?

• y = 45x

• y = 15x

• y = 30x

• y = 20x

What is the constant of proportionality?

• k = 15 gallons of water per minute

• k = 1/15 gallons of water per minute

• k = 15 minutes per gallon of water

• k = 1/15 minute per gallons of water

Is this graph proportional?

• Yes

• No

Does the table represent a proportional relationship?

• Yes.

• No.

Does this graph represent a proportional relationship?

• Yes

• No

Using the graph above, determine the constant of proportionality.

• k = 0

• k = 1

• k = 3

• k = 6

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.