Equations of proportional relationships

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

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CCSS.6.EE.C.9

CCSS.6.RP.A.1

CCSS.6.RP.A.3

Is this graph proportional?

• Yes
• No

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CCSS.7.RP.A.2D

Is this table proportional?

• Yes
• No

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

What is the unit rate in this proportional relationship?

• 60 miles/1 hour

• 120 miles/2 hours

• 1 mile/1 hour

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CCSS.6.RP.A.2

CCSS.6.RP.A.3

Which graphs are proportional?

• A

• B

• C and D

• All of the graphs are proportional

Tags

CCSS.6.EE.C.9

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

Find the Unit Rate.
72 ounces for 12 servings    

• 7 ounces per serving
• 144 ounces for 24 servings
• 6 ounces per serving
• 36 ounces for 6 servings

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

Using the graph above, determine the constant of proportionality.

• 0

• 1

• 3

• 6

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

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.6.EE.C.9

What is the equation of the line shown on the graph?

• y = 96x + 1

• y = 45x

• y = 47x

• y = 94x + 5

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CCSS.6.EE.B.6

CCSS.6.EE.C.9

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

Tags

CCSS.HSF-LE.A.1B