Constant of Proportionality

Determine the constant of proportionality for the table. Express your answer as y = kx

• y = 1/2x

• x = 1/2y

• y = 2x

• k = x

Tags

CCSS.7.RP.A.2B

k represents

• the constant of proportionality

• the king

• ketchup

• a strikeout

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Which equation matches the constant of proportionality?

• x = y

• y = x

• y = kx

• l x w

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Which equation helps you solve for k?

• k = x/y

• k = y/x

• k = y + x

• k = 2x

Tags

CCSS.7.EE.B.4

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Select ALL equations that are proportional.

• y = 3x

• y = 25x

• y = 7x

• y = 2x - 1

• y = 4000x

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

What is the constant of proportionality?

• $3

• $4

• $2

• $9

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

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

• unit rate

• ratio rate

• proportion answer

• rational number

Tags

CCSS.7.RP.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

The constant of proportionality in the equation y = ½x is _______. 

• x

• y

• 1/2

• 2

Tags

CCSS.7.RP.A.2B

Is the given table a proportional relationship? If so, what is the constant?

• Yes; 1/3

• Yes; 3

• Yes; 5

• No

Tags

CCSS.7.RP.A.2B

The constant of proportionality is also the unit rate.

• True

• False

Tags

CCSS.7.RP.A.2B