Proportional Tables and Graphs with Equations

Does the table represent a proportional relationship?

• Yes.
• No.

Does the table represent a proportional relationship?

• Yes.
• No.

Does this graph represent a proportional relationship?

• Yes
• No

The number of trees and the number of apples are given in the table above.  Determine which statement below is correct.

• The table is not proportional because the unit rate is not constant.
• The table is proportional and the unit rate is 1/13
• The table is proportional and the unit rate is 13.
• The table is not proportional because it doesn't pass through the origin.

Using the graph above, determine the constant of proportionality.

• k = 0
• k = 1
• k = 3
• k = 6

Using the table above, determine which statement is correct.

• The table is proportional and the unit rate is 100.
• The table is not proportional because the unit rate is not constant.
• The table is not proportional because it doesn't pass through the origin.
• The table is proportional and the unit rate is 0.01.

The graph above shows the price of games in dollars.  Is the graph proportional and how do you know?

• The graph is proportional  because it is linear.
• The graph is proportional because it is linear and passes through the origin.
• The graph is not proportional because it does not pass through the origin.
• The graph is not proportional because it is not linear and it does not pass through the origin.

How many tbsp of honey is needed for 20 cups of flour?

• 2

• 18

• 25

• 16

The constant of proportionality can be found by finding the __________  _____________.

• unit rate
• ratio rate
• proportion answer
• rational number

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.