Unit Rates/Proportional Tables & Equations

Does the table represent a proportional relationship?

• Yes.
• No.

Tags

CCSS.7.RP.A.2A

The number of trees and the number of apples are given in the table above.  Determine which statement below is correct.

• The table is not proportional because the unit rate is not constant.
• The table is proportional and the unit rate is 1/13
• The table is proportional and the unit rate is 13.
• The table is not proportional because it doesn't pass through the origin.

Tags

CCSS.7.RP.A.2B

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

• unit rate
• ratio rate
• proportion answer
• rational number

Tags

CCSS.7.RP.A.2B

How do you find k? 

• x/y
• y/x
• y=kx
• x ⋅ y

Tags

CCSS.6.EE.C.9

Write an equation for this relationship.

• y = 18x
• y = 18.50x
• y = 22.50x
• y = 22x

Tags

CCSS.6.EE.C.9

What is the formula for a proportional relationship?

• y=kx
• y=k/x
• z=ykx
• y=ky

Tags

CCSS.7.RP.A.2C

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

• y
• x
• 14

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Does the equation show a proportional relationship?

• Yes
• No

Tags

CCSS.7.RP.A.2D

What is the constant of proportionality?

• $3
• $4
• $2
• $9

Tags

CCSS.7.RP.A.2B

Which is the better buy? a 12 pack of Coke for $3.50 or a six pack of Coke for $1.80?

• The 12 pack of Coke
• The 6 pack of Coke
• Neither
• They are the same

Tags

CCSS.6.RP.A.3B