Lesson 4: Proportional Relationships Quiz

Determine the constant of proportionality for the table. Express your answer as y = kx

• y = 1/2x

• x = 1/2y

• y = 2x

• k = x

Determine the constant of proportionality for the table. Express your answer as y = kx

• 33

• y = 1/3x

• y = 33x

• y = 33

Determine the constant of proportionality for the table. Express your answer as y = kx

• 15k

• x = 15y

• y = 0.06x

• y = 15x

k represents

• the constant of proportionality

• the king

• ketchup

• a strikeout

Which equation matches the constant of proportionality?

• x = y

• y = x

• y = kx

• l x w

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

• Yes; 1/3
• Yes; 3
• Yes; 5
• No

Determine the missing value in the table.

• 15
• 3
• 1/3
• 9

Craig earns extra money as a lifeguard. He earns $37 for 4 hours and $64.75 for 7 hours.  What is the constant of proportionality in dollars per hour? 

• $37 / hour

• $64.75 / hour

• $9.25 / hour

• $18.50 / hour

What is the constant of proportionality? 

• 45 mph
• 90 mph
• 135 mph
• 2 mph

Which of the tables above represents a proportional relationship?

• a & c
• a, b & c
• a, c & d
• all of them