Representing Proportional Relationships With Tables

Which table shows a proportional relationship between the distances on a map and the actual distances?

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• 
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Is the change in cost proportional to the change in miles?

• Yes

• No

How do you know that this is a proportional relationship?

• The unit rate .25

• The rate of change is constant and (0,0) is a solution.

• All of the ratios are equal

• All of the answers are correct

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.

What is the dependent variable?

• number of classes

• number of people

• the cost

• figure 1.

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.

What is the missing value for x?

• 21

• 27

• 30

• 45

The table shows a relationship of green candy to red candy.  If there are 4 pieces of green candy, how many pieces of red candy should there be?

• 12

• 14

• 18

• 21

The table shows a relationship for number of cars to trucks.  How many cars are there for 3 trucks?

• 1

• 3

• 9

• 12

The table shows a relationship for number of cars to trucks.  If there are 15 trucks, how many cars should there be?

• 3

• 5

• 15

• 45