Interpreting Graphs and Proportional Relationships

True/False: The point (1,0.5) means mix 0.5 quart of green paint with 1 quart of red paint.

• True

• False

True/False: The point (1,0.5) means mix 0.5 quart of red paint with 1 quart of green paint.

• True

• False

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

• True

• False

True/False: The point (0, 0) means that 0 quarts of green paint are mixed with 0 quarts of red paint.

• True

• False

Does the graph represent a proportional relationship?

• yes

• no

Which statement matches the graph best?

• 60 miles/1 hour

• 120 miles/ 2 hours

• 1 mile/ 1 hour

Is this graph proportional?

• Yes

• No

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

• Proportional

• Non-proportional

Which of the following rates of change represents the graph shown?

• 2 boys for every 1 girl

• 0.5 boys for every 1 girl

• 6 boys for every 1 girl

• 3 boys for every 1 girl