Different Representation of Proportional Relationships

What is the constant of proportionality?

• k = 3

• k = 1/3

• k = 3x

• k = 1/3x

Tags

CCSS.7.RP.A.2B

Write an equation for the relationship between x and y. Use format y = kx.

Tags

CCSS.7.RP.A.2C

Newtown middle school spends 11 dollars on every yearbook it buys. Is the amount of money NMS spends on yearbooks proportional to the total number of yearbooks NMS buys?

• Yes

• No

Tags

CCSS.7.RP.A.2A

Joe screen prints t-shirts to sell. He is able to make 45 t-shirts every 3 hours. Which graph has a slope that represents the number of t-shirts that Joe can screen print every hour?

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Tags

CCSS.8.EE.B.5

A laser tag league has the choice of two arena for a tournament. In both cases, x is the number of hours and y is the total charges. Compare and contrast these two situations.

• Arena A and Arena B are both proportional.

• Arena A is non-proportional.

• Arena B is non-proportional.

• Arena A and Arena B are both proportional.

Tags

CCSS.7.RP.A.2D

A teacher listed the following equations on a board. Which of the equations listed represent proportional relationships?

• All of the above

• B only

• c and d only

• None of the above

Tags

CCSS.7.RP.A.2D

• A

• B

• C

• D

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Which situation can be represented by the equation y = 30x + 100?

• A mechanic charges $100 per hour to repair a car.

• The rental cost of a jet ski is $30 per hour

• You have $100 in your savings account, and you deposit $30 per month.

• A plumber charges $30 for a service call plus $100 per hour to repair a broken water pipe.

Tags

CCSS.HSF.LE.B.5

Does the table represent a proportional relationship?

• yes

• no

Tags

CCSS.7.RP.A.2A

Does the table represent a proportional relationship?

• yes

• no

Tags

CCSS.7.RP.A.2A