Writing equations for proportional relationships

Is the following equation proportional? y=10x

• yes

• no

Tags

CCSS.7.RP.A.2C

Is the following equation proportional? y=9x-15

• yes

• no

Tags

CCSS.7.RP.A.2D

If you drive 15 miles for 3 hours what is your unit rate per hour?

• 1/3 miles per hour

• 5 miles per hour

• 12 miles per hour

• 15 miles per hour

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is the equation for the a proportional graph that has a point (8,72)

• y=9x

• x=9y

• 8=72y

• y=72x

Tags

CCSS.7.RP.A.2C

Write an equation for this relationship.

• y=1/5x
• y=1/2x
• y=2x
• y=5x

Tags

CCSS.6.EE.C.9

What is the constant of proportionality for the equation  $y=\frac{1}{4}x$  

• 4

•  $\frac{2}{3}$  

•  $\frac{1}{4}$  

Tags

CCSS.7.RP.A.2B

Using the graph above, determine the constant of proportionality.

• k = 0
• k = 1
• k = 3
• k = 6

Tags

CCSS.7.RP.A.2B

What is the constant of proportionality in the equation 2x=y?

• 4

• $\frac{1}{2}$

• 3

• 2

Tags

CCSS.7.RP.A.2B

Is this graph proportional?

• Yes
• No

Tags

CCSS.7.RP.A.2D

Which graph is non-proportional?

• A
• B
• C
• D

Tags

CCSS.7.RP.A.2D