Review Ch1

The constant of proportionality is the same as the _________ .

• graph

• the total amount

• unit rate

What does k represent in the equation y = kx?

• independent variable
• constant of proportionality
• dependent variable
• krispy kreme

A unit rate is a rate in which the unit in the denominator is:

• 0

• 3

• 1

• 2

Which equation is used to complete a PROPORTIONAL table or graph a line?

• y=kx

• y=mx+b

Which equation is used to find the constant of proportionality, k?

• y=kx

• y=mx+b

Does this graph represent a proportional relationship?  

• No, because it doesn't pass through the origin.
• Yes, because it doesn't pass through the origin.
• Yes, because it intersects the y axis.
• No, because it intersects the x axis.

REVIEW QUESTION
Which best describes the graph represented in this table?

•  proportional
• non-proportional

Is the graph proportional or non proportional?

• proportional
• non proportional

Does this table represent a proportional relationship?

• Yes
• No

Which graph is proportional with a k value of 3/4?

• A
• B
• C and D
• All of the graphs are proportional