Proportionality in Tables and Graphs

What is the constant of proportionality? 

• 3

• 10

• 30

• 1/10

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CCSS.MATH.CONTENT.7.RP.A.2

What is the constant of proportionality? 

• 4

• 1/4

• 8

• 1/8

Tags

CCSS.MATH.CONTENT.7.RP.A.2

Identify the constant of proportionality.

• k = 2x

• k = 2

• k = 4

• none (not proportional)

Tags

CCSS.MATH.CONTENT.7.RP.A.2

Which graph is non-proportional?

• A

• B

• C

• D

Tags

CCSS.MATH.CONTENT.7.RP.A.2

What is the Unit Rate?

• 60 miles/1 hour

• 120 miles/ 2 hours

• 1 mile/ 1 hour

Tags

CCSS.MATH.CONTENT.7.RP.A.2

One of these tables represents a proportional relationship. Table _____ represents a proportional relationship. The equation is ____ = ___ ___

• Table A, y = 1.6x

• Table A, y = 0.625x

• Table B, y = 1.5x

• Table B, y = 2/3x

Tags

CCSS.MATH.CONTENT.7.RP.A.2

The constant of proportionality can be found by finding the __________  _____________.

• unit rate

• ratio rate

• proportion answer

• rational number

Tags

CCSS.MATH.CONTENT.7.RP.A.2

Using the table above, determine which statement is correct.

• The table is proportional and the unit rate is 100.

• The table is not proportional because the unit rate is not constant.

• The table is not proportional because it doesn't pass through the origin.

• The table is proportional and the unit rate is 0.01.

Tags

CCSS.MATH.CONTENT.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.

Tags

CCSS.MATH.CONTENT.7.RP.A.2

Is the graph proportional or non proportional?

• proportional

• non proportional