Identify Proportional Relationships Tables Graphs Equations

What makes a graph proportional?

• It is a straight line.

• It goes through the origin.

• It does not go through the origin.

• If it goes down instead of up.

What is the unit rate for the table?

• $1 / 3 watermelon

• $3 / 1 watermelon

• 1/3 watermelon / pound

• $0.33 / 1 watermelon

Which equation would math this proportional relationship?

• y = 45x

• y = 15x

• y = 30x

• y = 20x

Does the following table represent a proportional relationship? If so identify the constant of proportional and create an equation to represent it.

• Proportional; k = 1/40 pages per day; y=1/40x

• Proportional; k = 40 pages per day; y=40x

• Not Proportional

• Proportional; k = 40 days per pages; y=40x

Does the table represent a proportional relationship?

• Yes.

• No.

• A

• B

• C

• D

Which equation would match this proportional relationship?

• y = 9x

• y = 2x

• y = 3x

• y = 5x

Is this table propotional?

• Yes

• No

• Proportional

• Non-Proportional

Which of the following represents a proportional relationship?

• The relationship between the number of apples and their weight

• The relationship between the number of pages in a book and the book's weight

• The relationship between the number of cars in a parking lot and the color of the cars

• The relationship between the number of hours worked and the amount of pay at a constant hourly rate