Proportional Relationships

Does the table represent a proportional relationship?

• 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

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

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

• 0

• 3

• 1

• 2

You're throwing a party, and you ordered 15 pizzas for your guests. Your total came to $97.50. What was your unit cost per pizza?

• $4.95 per pizza

• $5.75 per pizza

• $7.25 per pizza

• $6.50 per pizza

• Taylor can write 6 words per minute
• Taylor can write 25 words per minute
• Taylor can write 50 words per minute
• Taylor can write 150 words per minute

Which statement below accurately represents the graph?

• $100 is earned for each hour worked
• $200 earned for every 2 hours worked
  is the unit rate
• $500 is earned for every 8 hours worked
• $300 is earned after working 4 hours

This is a table with a proportional relationship between A and B.  Find the missing value of B. 

• 33
• 44
• 32
• 48

What makes a graph proportional?

• Straight line
• The line goes through the origin
• Curvy line
• Straight line and the line goes through the origin