Constant of Proportionality

When we compare quantities, we compare them as _____ over ______. 

• x over y
• y over x
• rate over one
• peanut butter over jelly

What is the constant of proportionality? 

• 3
• 10
• 30
• 1/10

Which best describes the relationship represented in this table?

• proportional
• non-proportional

The constant of proportionality can be found by finding the __________  _____________.

• unit rate
• ratio rate
• proportion answer
• rational number

Is the given table a proportional relationship? If so, what is the constant of proportionality?

• Yes; 1/3

• Yes; 3

• Yes; 5

• No

Which statement best describes the relationship between x and y in the table?

• Proportional
• Not Proportional

A proportional relationship can be written as an equation in the form:

• y = k+x
• y = k-x
• y = kx
• y = k/x

What is the constant of proportionality?

y=4x

What is the constant of proportionality?
 $y=\frac{1}{3}x$  

• 3

• 1

•  $\frac{1}{3}$  

Josh bought a pizza with eight slices of pizza for $12. What is the cost for 24 slices of pizza?

• $4

• $12

• $36

• $40