Function Linear Proportional

Is the graph proportional or non proportional?

• proportional
• non proportional

Which graph is proportional?

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

Which relationship is an example of a proportional function?

• a rental company charges $80 per day and a one-time fee of $24
• a taxi ride costs $2 for the first mile and $4 for each additional mile
• a gym membership cost $30 per month and an additional annual registration fee of $75
• Beverly earns $210 a week for 4 weeks

Which table shows a proportional relationship?

• A
• B
• C
• D

Does the table show a proportional relationship?

• Yes
• No

Determine the missing value in the table. 

• 15
• 3
• 1/3
• 9

Which graph shows a proportional relationship between x and y?

• F
• G
• H
• J

Does the function graphed model a proportional relationship?

• yes - because it has a constant rate of change
• no - because it does not have a constant rate of change
• yes - because it does not go through the origin
• no - because it does not go through the origin

What best describes the data on this graph?

• This graph is linear and not proportional.

• This graph is proportional.

• This graph is non-linear.

What makes a graph proportional?

• Straight Line
• The line goes through (0,0)
• Curvy line
• Straight line and passes through (0,0)