Interpreting Proportional Graph

True/False: The point (2,1) means to mix 1 quart of green paint with 2 quarts of red paint.

• True

• False

True/False: The point (4 , 2) means that 4 cookies were purchased for $2.

• True

• False

Which of the following ordered pairs represents the unit rate?

• (0.50, 1)

• (2, 1)

• (1, 0.50)

• (1, 2)

What does the point (0,0) represent in context of the situation?

• No cookies were sold.

• No money is made selling cookies.

• No money is made when selling two cookies.

• No cookies were sold and no money was made.

What does the ordered pair (20, 3000) represent?

• The machine folds 3,000 sheets in 20 minutes.

• The machine folds 20 sheets in 3,000 minutes.

• There are 3,000 sheets in 20 minutes.

• There are 20 sheets in 3,000 minutes.

Mathematical Equivalence

ON

Which statement below accurately represents the graph?

• $100 is earned for each hour worked

• $200 earned for every 2 hours worked
  is the unit rate

• $500 is earned for every 8 hours worked

• $250 is earned after working 3 hours

The graph below shows a builder’s profit for townhouses he sold. What is the builder’s increase in profit if he sells 5 more townhouses?

• $8,000

• $20,000

• $40,000

• $45,000

Does the line go through the origin?

• No

• Yes

What is the ratio of the line graph shown?

• 4:1

• 2:1

• 3:2

• 8:1