proportional equations/graph/tables

A proportional relationship can be written as an equation in the form:

• y = k+x

• y = k-x

• y = kx

• y = k/x

y=kx.  What does the k represent?

• constant of proportionality
• multiplier
• scale factor
• all of these are correct

Tags

CCSS.7.RP.A.2B

Determine the constant of proportionality.

• 5
• 0.2
• 1
• 1.4

Tags

CCSS.7.RP.A.2B

What is the unit rate for this table?

• $1/9 per hour

• $9 per hour

• $8 per hour

What is the equation of the line?

• y = 5x

• y = 1/5 x

• y = 10x

• y = 2x

What is the constant of proportionality? 

• 4
• 5
• 1/4
• 20

Tags

CCSS.7.RP.A.2B

Which best describes the relationship represented in this table?

• proportional
• non-proportional

Tags

CCSS.7.RP.A.2A

Write the equation for the table given.

• y = 1/3x
• y = 3x
• y = 1/2x
• y=x

Tags

CCSS.5.OA.B.3

Which graph is proportional?

• A
• B
• C and D
• All of the graphs are proportional

Tags

CCSS.7.RP.A.2D

Determine the missing value in the table.

• 15
• 3
• 1/3
• 9

Tags

CCSS.5.OA.B.3