proportional relationships

Is this equation y = 14x showing proportionality?

• yes

• no

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

• 45
• 90
• 135
• 2

Tags

CCSS.7.RP.A.2B

Is this table proportional?

• Yes
• No

Tags

CCSS.7.RP.A.2A

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

8.  Find the unit rate of $97.50 for 15 pizzas.

• $6 per pizza
• $82.50 per pizza
• $5.50 per pizza
• $6.50 per pizza

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Hadley is driving to Colorado. She has been traveling for 4 hours, and she has driven 260 miles. Find her speed in miles per hour.

• 85
• 65
• 60
• 70

Tags

CCSS.6.RP.A.3B

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.2B

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

Which graph is proportional?

• A
• B
• C and D
• All of the graphs are proportional

Tags

CCSS.7.RP.A.2D