Lb Constant of Proportionality

Which graph is proportional?

• A

• B

• C and D

• All of the graphs are proportional

Tags

CCSS.7.RP.A.2D

What makes a graph proportional?

• Straight Line

• The line goes through (0,0)

• Curvy line

• Straight line and passes through (0,0)

Tags

CCSS.7.RP.A.2D

The table shows the cost of long distance calls based on the number of minutes used. Is there a constant rate of change, and if so what is it?

• Yes, 10 calls per minute

• Yes, $.10 per minute

• Yes, $.40 per minute

• Not a constant rate

Tags

CCSS.HSF-LE.A.1B

• Taylor can write 6 words per minute
• Taylor can write 25 words per minute
• Taylor can write 50 words per minute
• Taylor can write 150 words per minute

Tags

CCSS.7.RP.A.2D

 Is this table proportional or non-proportional?

• Proportional

• Non-Proportional

Tags

CCSS.7.RP.A.2B

Which graph is non-proportional?

• A

• B

• C

• D

Tags

CCSS.7.RP.A.2D

Which statement best describes the relationship between x and y in the table?

• Proportional

• Not Proportional

Tags

CCSS.7.RP.A.2A

Does this table represent a proportional relationship?

• Yes - there is a constant of proportionality

• No - there is not a constant of proportionality

Tags

CCSS.7.RP.A.2A

Which of the following data matches the graph:

• 60 mass (m/kg) for every 4 extension (e/mm)

• 2 mass (m/kg) for every 120 mass (m/kg)

• 4 mass (m/kg) for every 60 extension (e/mm)

• 120 mass (m/kg) for every 8 extension (e/mm)

Tags

CCSS.8.EE.B.5

What is the constant rate of change? (Unit Rate)

• $164 per month

• $80 per month.

• $82 per month.

• $41 per month.

Tags

CCSS.7.RP.A.2D