Review for Proportional Relationships Test

Find the Unit Rate.
405 rotations in 5 minutes   

• 81 rotations per minute
• 73 rotations per minute
• 18 rotations per minute
• 810 rotations in 10 minutes

Does the table represent a proportional relationship?

• Yes.
• No.

Does the table represent a proportional relationship?

• Yes.
• No.

A job pays $56 for 8 hours of work.  How much money does the job pay per hour?

• $7 per hour
• $8 per hour
• $6 per hour
• $7.50 per hour

Is this graph proportional?

• Yes
• No

How do you find k? 

• x/y
• y/x
• y=kx
• x ⋅ y

Identify the constant of proportionality. Write an equation to relate weight, w, to the price, p.

• k = .45; p = .45w
• k = .22; p = .22w
• k = 45; p = 45w
• k = 22; p = 22w

Is this graph proportional?

• Yes
• No

In the equation y = 14x, what is the constant of proportionality?

• y
• x
• 14
• 1/14

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

• Every week, they earn $94.
• After 94 weeks, they save $2.
• After 1 week, they save $47.
• After 2 weeks, they save $94.