Proportional vs Nonproportional Ratios

Determine if the information in the table is proportional or nonproportional.

• Proportional

• Nonproportional

Determine if the information in the table is proportional or nonproportional.

• Proportional

• Nonproportional

Determine if the information in the table is proportional or nonproportional.

• Proportional

• Nonproportional

Determine if the information in the table is proportional or nonproportional.

• Proportional

• Nonproportional

When two ratios are equal they are .

(a)  

• Proportional

• Ratio

• Rate

• Unit Rate

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

• proportional

• nonproportional

• constant of proportionality

• proportion

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

Fred is ordering pies for a family reunion. Each pie costs $4.50. For orders smaller than a dozen pies, there is a $5 delivery charge. Is the cost proportional to the number of pies ordered? (Use a table of value to help you solve.)

• Proportional

• Nonproportional

What are the ratios for each hour?

equality between two ratios

• linear

• coefficient

• proportionality

• non-proportionality