Module 11 Optional Practice

Does the table represent a proportional relationship?

• Yes.

• No.

You travel 150 miles on 5 gallons. How far did you travel per gallon?

• 15 miles

• 30 miles

• 3 miles

• 25 miles

Determine which equation does NOT represent a proportional relationship.

• y = -2x

• y = 1/2 x

• y = 3x

• y = 5x - 7

A proportional graph is a straight line through the...

• oreo

• oregon

• origin.

• potato

Is this equation y = 14x showing proportionality?

• yes

• no

What is the equation y=kx for the table?

• y=1/3x

• y=3x

• y=5x

• y=1/5x

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

• x

• y

• 1/2

• 2

A proportional relationship can be written as an equation in the form
____ = _____  _____

• y = k+x

• y = k-x

• y = kx

• y = k/x

__________________ describes how many units of the first type of quantity corresponds to one unit of the second type of quantity

• unit rate

• ratio

• proportion

• popcorn

Will spent $3.75 for 3 pounds of granola. What is his unit rate in dollars per pound?

• $.50 per pound

• $1.25 per pound

• $3 per pound

• $2.50 per pound