Identifying Constant of Proportionality

The graph below shows a proportional relationship between time and the total cost of a taxi ride.  What is the unit rate, in dollars, for a one-minute ride in a taxi?

• $0.67
• $1.50
• $2.00
• $3.00

Tags

CCSS.7.RP.A.2D

What is the constant of proportionality of the data in the graph?

• -2
• -1
• 1
• 2

Tags

CCSS.7.RP.A.2D

REVIEW QUESTION
Is this table proportional or non-proportional?

• Proportional
• Non-Proportional
• both
• neither

Tags

CCSS.7.RP.A.2A

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

• Proportional
• Not Proportional

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

Determine the constant of proportionality for the table. Express your answer as y = kx

• 15k

• x = 15y

• y = 0.06x

• y = 15x

Tags

CCSS.7.RP.A.2B

Determine the constant of proportionality for the table. Express your answer as y = kx

• 33

• y = 1/3x

• y = 33x

• y = 33

Tags

CCSS.7.RP.A.2B

k represents

• the constant of proportionality

• the king

• ketchup

• a strikeout

Tags

CCSS.7.RP.A.2B

Which equation is NOT proportional?

• y = 2x - 3

• y = 150x

• y = 1/2x

Tags

CCSS.8.F.A.3

What is the constant of proportionality of the graph above?

• 0
• 1/6
• 60
• 10

Tags

CCSS.7.RP.A.2B