Constant of Proportionality and Equations

Miles rode his bike 10 miles in 1 hour. What is the constant of proportionality in miles per hour?

• k = 5

• k = 1

• k = 10

• k = 20

Tags

CCSS.7.RP.A.2B

Madelyn makes $11 an hour a Wendy's. What is her constant of proportionality?

• k=11

• k=22

• k=33

• k=1

Tags

CCSS.7.RP.A.2B

The speed limit in town is 25mph. Which equation shows the constant of proportionality.

• 25/1

• y=25x

• y=1/25x

• y=kx

Tags

CCSS.7.RP.A.2B

A pop at the volleyball game cost $2.50. What equation describes this constant relationship?

• y=2.50x

• y=2.50

• y=kx

• 2.50:1

Tags

CCSS.5.OA.B.3

At McDonalds I can buy two hashbrowns for $3. What is the constant of proportionality?

• k=3

• 3:2

• k=1.50

• 2:3

Tags

CCSS.7.RP.A.2B

At McDonalds I can buy two hashbrowns for $3. What is the equation that represents the constant of proportionality?

• y=3x

• y=1.50x

• 3/2

• y=6x

Tags

CCSS.7.RP.A.2C

If my constant of proportionality is 8, what is the equation?

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

It takes me 20 minutes to give 2 dogs a bath. Write an equation describing the constant relationship.

Tags

CCSS.7.RP.A.2B

It takes me 4 weeks to save $100. What is my constant of proportionality of dollars saved per week?

k=_____ (just write the number)

Tags

CCSS.7.RP.A.2B

I bought a school lunch three days this week and spent $12. Write an equation to represent the cost of lunches as a constant rate.

Tags

CCSS.6.EE.C.9