Graphing Linear 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

Tags

CCSS.8.EE.B.5

Is this table proportional?

• Yes

• No

Tags

CCSS.7.RP.A.2A

What is the unit rate in this proportional relationship?

• 60 miles/1 hour

• 120 miles/2 hours

• 1 mile/1 hour

Tags

CCSS.7.RP.A.2D

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.

Tags

CCSS.7.RP.A.2D

Which statement about this graph IS NOT true?

• The graph compares the ratio of the charged amount to the number of hours.

• At 4 hours, the charged amount is $16.

• The graph creates a straight line that increases every hour.

• At 2 hours, the charged amount is greater than $5.50.

Tags

CCSS.8.EE.B.5

Sally biked at a constant rate of 3 miles per hour. If Sally were to graph her bike ride, what characteristics would the line on her graph have?

• up and to the left

• up and to the right

• down and to the left

• down and to the right

Tags

CCSS.8.EE.B.5

The graph represents the distance Manuel walks over several hours.

• (2.5, 14)

• (1.25, 5)

• (2.25, 12)

• (1.5, 9)

Tags

CCSS.8.EE.B.5

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

Tags

CCSS.8.EE.B.5

Which equation matches the graph?

• y = 60x

• y = 40x

• y = 80x

• y = 20x

Tags

CCSS.8.EE.B.5

Which of the equations below is proportional?

• y = 6x

• y = 3x + 2

• y = 2x + 4

• y = -2x -1

Tags

CCSS.7.RP.A.2D