Cpm Cc2 Proportional Rules Tables Graphs

The cost for 2 lbs of apples is $1.84. Reduce the ratio to determine the equation, where x is the lbs of apples and y is the cost.

• y = .92x

• x = .92y

• y = 2x

• y = 1.84x

Use the graph to determine how much 9 lbs of chicken salad costs?

• $67.50

• $60

• $75

• $52.50

Use a point on the graph to reduce to the unit rate.

• $7.50 per pound of chicken salad

• $1 per pound of chicken salad

• 7.5 pounds of chicken salad per dollar

• $15 for 2 pounds of chicken salad

Which equation would be use to create the graph above?

• y = 50x

• y = 2x

• y = 0.02x

Which graph is proportional?

• A

• B

• C and D

• All of the graphs are proportional

Which best describes the graph represented in this table?

• proportional

• non-proportional

What is the unit rate in this proportional relationship?

• 60 miles/1 hour

• 120 miles/ 2 hours

• 1 mile/ 1 hour

Is the graph proportional or non proportional?

• proportional

• non proportional

Why does this graph show a non-proportional relationship?

• Because it is proportional

• It goes through the origin

• It does not go through the origin

• It is a straight line

Is this table proportional or non-proportional?

• Proportional

• Non-Proportional

• both

• neither