Proportions and Constant of Proportionality in Tables

Which of the tables above represents a proportional relationship?

• a & c

• a, b & c

• a, c & d

• all of them

Tags

CCSS.7.RP.A.2D

Write an equation for the relationship between x and y.

• y = 5x

• y = 1/5x

• y = 5

• y = 1/5

Tags

CCSS.6.EE.C.9

Write an equation for the relationship between x and y.

• y = x

• y = 1/x

• y = 1

• y = 8x

Tags

CCSS.8.EE.B.5

Write an equation for the relationship between x and y.

• y = 2x

• y = 1/2x

• y = 2

• y = 1/2

Tags

CCSS.6.EE.C.9

Write an equation for the relationship between x and y.

• y = 2

• y = 1/2

• y = 2x

• y = 1/2x

Tags

CCSS.6.EE.C.9

Cheddar cheese costs $4.25 per pound. Which equation best represents y, the total cost of x pounds of cheddar cheese?

• x = 4.25 + y

• x = 4.25y

• y = 4.25 + x

• y = 4.25x

Tags

CCSS.6.EE.C.9

In the equation y = 14x, what is the constant of proportionality?

• x

• 14

• y

Tags

CCSS.7.RP.A.2B

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

• proportion answer

• unit rate

• rational number

• ratio rate

Tags

CCSS.7.RP.A.2B

Determine the missing value in the table.

• 15

• 3

• 1/3

• 9

Tags

CCSS.5.OA.B.3

This is a table with a proportional relationship between A and B.  Find the missing value of B. 

• 33

• 44

• 32

• 48

Tags

CCSS.7.RP.A.2B