Constant of Proportionality Equations, Graphs, Tables

What is the missing number in the ratio table?

• 72

• 85

• 76

• 90

Which best describes the graph represented in this table?

• proportional

• non-proportional

What is the constant of proportionality in the graph?

• 46

• 92

• 184

• 41

What best describes this graph

• proportional

• non proportional because it is not straight

• non proportional because it does not start at the origin

Is this graph proportional?

• Yes

• No

What is the unit rate in this proportional relationship?

• 60 miles/1 hour

• 120 miles/ 2 hours

• 1 mile/ 1 hour

Which graph is proportional?

• A

• B

• C and D

• All of the graphs are proportional

Is this graph proportional?

• Yes

• No

The constant of proportionality in the equation y = ½x is _______. 

• x

• y

• 1/2

• 2

Is this table proportional?

• Yes

• No