Unit Rates and Graphing 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.7.RP.A.2

CCSS.7.RP.A.3

Is this graph proportional?

• Yes
• No

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CCSS.7.RP.A.2

CCSS.7.RP.A.3

Is this table proportional?

• Yes
• No

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CCSS.7.RP.A.2

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.7.RP.A.1

CCSS.7.RP.A.2

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.7.RP.A.1

CCSS.7.RP.A.2

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.

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CCSS.7.RP.A.2D

Which equation matches the graph?

• y = 60x
• y = 40x
• y = 80x
• y = 20x

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CCSS.5.OA.B.3

Which of the equations below is proportional?

• y = 6x

• y = 3x + 2

• y = 2x + 4

• y = -2x -1

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CCSS.7.RP.A.2

CCSS.7.RP.A.3

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

• $8 per pound

• $35 per pound

• $5 per pound

• $0.125 per pound

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CCSS.7.RP.A.1

CCSS.7.RP.A.2

A store has 120 customers in 6 hours. What is the unit rate in customers per hour?

• 16 customers per hour

• 12 customers per hour

• 20 customers per hour

• 15 customers per hour

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CCSS.7.RP.A.1