Rates and Constant of Proportionality Assessment

A store sold 4 packs of paper for $7.44. How much would it cost if you bought 5 packs?

• $5.95

• $1.49

• $1.86

• $9.30

Tags

CCSS.7.EE.B.3

The book fair sold 5 books for $25.85. How much would 6 books cost?

Tags

CCSS.6.NS.B.3

Proportional?

• Yes

• No

Tags

CCSS.7.RP.A.2A

Does the table show a proportional relationship? 

• Yes, the COP = 0.325
• No, the COP is different for each row.

Tags

CCSS.7.RP.A.2A

How many tbsp of honey is needed for 20 cups of flour?

• 2

• 18

• 25

• 16

Tags

CCSS.6.RP.A.3B

What is the Constant of Proportionality of the Table?

• 3
• 1/3
• 1/2
• 6

Tags

CCSS.7.RP.A.2B

What makes a graph proportional?

• Linear
• The line goes through the origin
• Curvy line
• Linear and the line goes through the origin

Tags

CCSS.7.RP.A.2D

Why does this graph show a non-proportional relationship?

• Because it is proportional
• It goes through the origin
• It does not go through the origin
• It is a straight line

Tags

CCSS.7.RP.A.2D

What is the unit rate in this proportional relationship?

• 60 miles/1 hour
• 120 miles/ 2 hours
• 1 mile/ 1 hour

Tags

CCSS.7.RP.A.2D

What is the constant of proportionality (in miles per hour) based on the table?

• 45
• 90
• 135
• 2

Tags

CCSS.7.RP.A.2B