Proportional Relationships Quiz

Does the table represent a proportional relationship?

• yes
• no

Does the graph represent a proportional relationship?

• yes
• no

Which equation represents a proportional relationship?

• y = 3x + 3

• y = 2x - 9

• y = 7x
• y = 4x + 1

Kevin traveled 150 miles on 5 gallons. How far did he 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

What is the equation for the table?

• y=1/3x
• y=3x
• y=5x
• y=1/5x

What does k represent in the equation y = kx?

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

What does the point (2, 94) represent in this situation?

• After 4 weeks, they save $94.

• After 94 weeks, they save $2.
• After 2 weeks, they save $94.

Is the given table a proportional relationship? If so, write an equation that relates y to x.

• Yes;  y=1/3x
• Yes;  y=3x
• Yes;  y=5x 
• No

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

• Proportional
• Not Proportional