Algebra I 8-1 to 8-3

Why does this graph show a non-proportional relationship?

• It doesn't, it is proportional because it is a straight line
• It goes through the origin
• It does not go through the origin
• It is a straight line

Is the graph proportional or non proportional?

• Proportional
• Non-Proportional

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

• Proportional
• Not Proportional

Which of these could be a constant of proportionality.

• 20
• 40
• 2
• 80

Does the table show a proportional relationship?

• Yes
• No

What is the unit rate in this proportional relationship?

• 60 miles/1 hour
• 120 miles/ 2 hours
• 1 mile/ 1 hour

What is the constant of proportionality (in miles per hour) based on the table?

• 45
• 90
• 135
• 2

Find the unit rate:  $3.60 for 3 pounds of apples. How much does it cost for 1 pound of apples?

• $1.00 per pound
• $3.60 per pound
• $1.20 per pound
• $1.10 per pound

Which statement matches the graph?

• 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

What is the constant of proportionality?

• 15
• 5
• 75
• 25