Proportional Relationships with Tables and Equations

What is the constant rate of change?

• 45 mph

• 90 mph

• 135 mph

• 2 mph

Which table shows a proportional relationship?

• A

• B

• C

• D

Is this table proportional?

• Yes

• No

What is the constant of proportionality?

• 3 cups of almonds for each cup of oats

• 1/3 cup of almonds for each cup of oats

• 1/2 cup of almonds for each cup of oats

• 6 cups of almonds for each cup of oats

What is the unit rate for the table?

• $1 / 3 watermelon

• $3 / 1 watermelon

• 1/3 watermelon / pound

• $0.33 / 1 watermelon

Is this table proportional?

• Yes

• No

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

• Proportional; k=8; y=8x

• Not Proportional

• Proportional; k = -8; y=-8x

• Proportional; k=1/8; y=1/8x

Which of the following tables are proportional? (You may select more than one!)

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