Analyzing Proportional Relationships

• k=4

• k=7

• k=8

• k=10

Determine the constant of proportionality in the table below.

• k=95

• k=90

• k=85

• k=80

Determine the constant of proportionality of the graph.

• k=20

• k=60

• k=80

• k=40

A restaurant has an all-you-can-eat buffet. They charger $13.95 per person. Determine the constant of proportionality.

• k=6.45

• k=27.90

• k=13.95

• k=1.25

Given the graph of a line that passes through the origin and the point (4, 8), which of the following is true about the relationship between x and y?

• The relationship is not proportional.

• The relationship is proportional, and the constant of proportionality is 0.5.

• The relationship is proportional, and the constant of proportionality is 2.

• The relationship is proportional, but the constant of proportionality cannot be determined.

A graph shows a straight line that passes through the points (0,0) and (5,15). What is the equation of the line that represents this proportional relationship?

Two quantities are in a ​ (a)   if the two quantities vary and have a constant ratio between them.

• proportional relationship

• proportional

• unit rate

• nonproportional

• constant of proportionality

Two quantities are ​ (a)   if the ratios comparing them are equivalent.

• proportional

• nonproportional

• constant of proportionality

• proportion

When two ratios are equal they are .

(a)  

• Proportional

• Ratio

• Rate

• Unit Rate

During migration, a butterfly can travel 30 miles in 1 hour. Which graph best represents y, the number of miles a butterfly can travel in x hours?

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