Constant of Proportionality

For every $5 that Micah saves, his parents give him $10. Let the money that micah saves be x and the money his parents give him be y. What is the constant of proportionality?

• 2

• 1/2

• 50

• 15

Tags

CCSS.7.RP.A.2B

There are 3 cans that store 9 tennis balls. Let the number of cans be x and the number of tennis balls be y. What is the constant of proportionality?

(a)  

Tags

CCSS.7.RP.A.2B

In 25 minutes Li can run 10 laps around the track. Let the number of minutes be x and the number of laps be y. Determine the number of laps she can run per minute. What is the constant of proportionality?

• 2/5

• 2.5

• 250

• 35

Tags

CCSS.7.RP.A.2B

It costs $15 to send 3 packages through a certain shipping company. Let the number of packages be x and the cost to send them be y. What is the constant of proportionality?

• 1/5

• 5

• 45

• 18

Tags

CCSS.7.RP.A.2B

What is the constant of proportionality?

• 7

• 14

• 10

• 21

Tags

CCSS.7.RP.A.2B

Name the constant of proportionality.

• 20

• 40

• 16

• 35

Tags

CCSS.7.RP.A.2B

What is the constant of proportionality?

• $3

• $4

• $2

• $9

Tags

CCSS.7.RP.A.2B

Identify the constant of proportionality

• k = 1/90

• k = 1/30

• k = 90

• k = 30

Tags

CCSS.7.RP.A.2B

Identify the unit rate (scale factor) in this equation.

• 2x

• 2

• 4

• none

Tags

CCSS.7.RP.A.2D

If Justin can type 408 words in 4 minutes, Let the number of minutes be x and the number of words typed be y. What is the constant of proportionality?

(a)  

Tags

CCSS.7.RP.A.2B