Proportional Graphs

Nancy can type 50 words per minute. Look at the table below to write an equation that matches the data.

• m=50 + w

• w= 50m

• w= 50 + m

• m= 50 - w

What is the equation of the line?

• y = 20x

• y = x + 20

• y = 2x

• y = x + 2

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Which graph is proportional?

• A

• B

• C and D

• All of the graphs are proportional

A cake recipe calls for 3 cups of wheat flour for every 7 cups of white flour. Choose the graph that best matches the table:

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• 
• 

What is the equation for the graph?

• y=46x

• x=46y

• y=92x

• x=92y

Yatzil buys energy drinks at $2 each. Create a graph that shows this situation where cost is y and energy drinks is x.

Tags

MA.7.AR.4.3 

Amara buys energy drinks at $2 each. Create a graph that shows this situation where cost is y and energy drinks is x.

Tags

MA.7.AR.4.3 

Which graph shows a proportional relationship between x and y? (a)  

• A

• B

• C

• D

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.