Proportional Relationships

Is the following graph proportional? Why?

• Yes

• No

• Yes, It is a straight line through the origin

• No, the graph is not a straight line

Calculate the Constant of Proportionality

• 6

• 1/6

• -6

• -1/6

Which company shows a greater rate of change/unit rate?

• Water's Edge Rafts

• Ryan's Rafts

What is the constant of proportionality?

• 45

• 50

• 27

• 1

Which color car represents a proportional relationship?

• Red car
• White car
• Both cars
• None of the cars

Tags

CCSS.7.RP.A.2A

The cost of 4 golf balls is $10. How much would it cost for 8 golf balls?

• $10 for 8 golf balls

• $20 or 8 golf balls

• $40 or 8 golf balls

• $50 or 8 golf balls

If a dozen (12) doughnuts cost $3.00, what would 1 doughnut cost?

• 1 doughnuts would cost $0.15

• 1 doughnuts would cost $0.25

• 1 doughnuts would cost $0.30

• 1 doughnuts would cost $1.15

You travel 150 miles on 5 gallons. Your best friend travels 390 miles on 13 gallons. Who had the better fuel mileage in miles per gallon?

• You

• Your best friend

• You both traveled with 30 miles per gallon, so both of you.

Determine if the table is proportional and why.

• No

• Yes

• No, there is not Constant of Proportionality

• Yes, the Constant of Proportionality is 5

Which graph is non-proportional?

• A
• B
• C
• D

Tags

CCSS.7.RP.A.2D