determine proportional relationships

Which of these shows the correct pair to the pairs?

(use the image above)

• (1,1), (2,2), (3,3), (4,4),(5,5)

• (1,2),(2,3),(3,4),(4,5),(5,6)

• (1,1),(2,1),(3,2),(4,3), (5,4)

• (0,1), (1,1), (2,2) , (3,3) , (4,4)

A cinnamon toast recipe calls for 4 parts sugar to 1 part cinnamon. Which of the following are proportional (more than one answer)?

• 4.5 t sugar and .25 cinnamon

• 6t sugar and 1.5t cinnamon

• 10t sugar and 2.5t cinnamon

• 16t sugar and 6t sugar

1.        A salad dressing recipe uses 9 parts oil 3 parts vinegar, and 2 parts honey. Which of the following sets of ingredients are in a proportional relationship with the recipe? Select all that apply.

• 4.5 Tbsp oil, 1.5 Tbsp vinegar, 1 Tbsp honey

• 6 Tbsp oil, 2.5 Tbsp vinegar, 1 Tbsp honey

• 12 Tbsp oil, 4.5 Tbsp vinegar, 3 Tbsp honey

• 18 Tbsp oil, 6 Tbsp vinegar, 4 Tbsp honey

Which of the following ways can be used to determine whether a linear relationship is proportional? Select all that apply.

• In a table, the ratios are not equivalent.

• In a graph, the line passes through the origin.

• The equation is in y = kx form.

• The equation is in y = mx + b form.

Determine the constant of proportionality.

• 5
• 0.2
• 1
• 1.4

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

• Proportional
• Not Proportional

A proportional graph is a straight line through the...

• oreo

• oregon

• origin.

• potato

Which table shows a proportional relationship?

• A
• B
• C
• D

Determine the unit rate from the table above given the distance in leagues, x, and the distance in miles, y.

• k = 1/3
• k = 3
• k = 6
• k = 1

Does the table represent a proportional relationship?

• Yes.
• No.