Interpreting Graphs and Proportional Relationships

2. If Jane spent $4.50 on tickets, how many tickets did she buy?

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.

Which graph shows a proportional relationship between x and y?

• F

• G

• H

• J

Using the graph above, determine the constant of proportionality.

• k = 0

• k = 1

• k = 3

• k = 6

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.

What is the unit rate for this graph?

• 100

• 25

• 50

• 200

What does the coordinate (1,6) tell us in the context of this graph?

• A sloth moves 1 foot every 6 minutes.

• It takes a sloth 1 minute to move 6 feet.

The table shows how the length of a fish changes over time.

Which equation represents the relationship between x, the time in years, and y, the length in centimeters?

• y = 4.5x

• x = 4.5y

• x = 9y

• y = 9x

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)