Proportional Relationships with Tables and Equations

Use yoga classes as your x and cost as your y. Which equation represents this table?

• y=30x

• y=2x

• y=15x

• y=6x

Tags

CCSS.5.OA.B.3

Which of the following equations represent this table?

• y= 2x

• y=1/2x

• y=5x

Tags

CCSS.6.EE.C.9

Is this table proportional?

• Yes

• No

Tags

CCSS.7.RP.A.2A

What is the constant of proportionality?

• $3

• $4

• $2

• $9

Tags

CCSS.7.RP.A.2B

Select all the tables that show a proportional relationship between x and y in the ratio table. There are TWO ANSWERS!

• 
• 
• 
• 

Answer explanation

Proportional tables show a consistent constant that each x can be multiplied by to get the corresponding y in the ratio table.

Divide each ratio $\frac{y}{x}$ to see if there is an consistent constant that takes each x to each y in the ratio table.

Tags

CCSS.7.RP.A.2A

Is this table proportional?

• yes

• no

• I'm not sure, I need extra help!

Tags

CCSS.7.RP.A.2A

This is a table with a proportional relationship between A and B.  Find the missing value of B. 

• 33

• 44

• 32

• 48

Tags

CCSS.7.RP.A.2B

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.

Tags

CCSS.7.RP.A.2B

Which of the following is an equation for this relationship?

• y=90x

• y=25x

• y=45x

• y=2x

Tags

CCSS.5.OA.B.3

The two rectangles are scale drawings. What is the measurement of x?

• 21

• 1.25

• 20

• 4

Tags

CCSS.7.RP.A.2C