Constant of Proportionality

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

• Yes; 1/3
• Yes; 3
• Yes; 5
• No

Write the equation for the table given.

• y = 16x
• y=8x
• y=12x

What is the constant of proportionality for this table?

• $1/9 per hour
• $9 per hour
• $8 per hour

What is the direct variation?

• y=9/3x
• y=6x
• y=9x
• y=3x

What is the constant of proportionality for the following graph?

• 80
• 20
• 40
• 160

Is the graph proportional or non proportional?

• Yes

• No

Which graph shows a proportional relationship?

• A
• B
• C
• D

What is k in this proportional relationship?

• 60 
• 120
• 1
• 180