Graphing Unit Rates

What makes a graphed relationship proportional?

• It is linear

• The line is only in quadrant 1

• It is a curvy line

• It is linear and the line goes through the origin

What is the unit rate in this proportional relationship?

• 60 miles/1 hour

• 120 miles/2 hours

• 1 mile/1 hour

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.

Which equation matches the graph?

• y = 60x

• y = 40x

• y = 80x

• y = 20x

What is the unit rate for this graph?

• 100

• 25

• 50

• 200

What is the Unit Rate (k) in the graph below

• 12

• 5

• 6

• 9

Which graph shows the same unit rate?

• 
• 
• 
• 

What is the unit rate for the rain fall?

• 2 cm per hour

• 1 cm per hour

• ¹/₂ cm per hour

• 4 cm per hour

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

• $300 is earned after working 4 hours

Which coordinate represents the unit rate?

• (0, 0)

• (1, 3)

• (2, 6)

• (3, 9)