Rates, Ratios, and Proportional Relationships Test

y=kx

• Proportional relationships can be represented by an equation in this form where k is the constant of proportionality

• A constant ratio or unit rate of two variable quantities.

• The ratios of related terms are not equal

• An equation stating that two ratios or rates are equivalent

A comparison between two quantities, in which for every A units of one quantity, there are B units of another quantity is called a​ (a)  

• ratio

• proportion

• proportional relationship

• proportional

• unit rate

• constant of proportionality

An equation stating that two ratios or rates are equivalent is a ​ (a)  

• proportion

• ratio

• proportional relationship

• proportional

• unit rate

• nonproportional

• constant of proportionality

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

• 4:1

• 9:1

• 1:4

• 1:9

Is this table proportional or non-proportional?

• Proportional

• Non-Proportional

Is this table proportional or non-proportional?

• Proportional

• Non-Proportional

Which best describes the graph represented in this table?

•  proportional

• non-proportional

What is the cost per hour for a canoe rental?

• $12 per hour

• $14 per hour

• $18 per hour

• $26 per hour

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