Unit 10 Prior Knowledge Test Retake

Which equation below correctly matches the table above?

• y = 6x

• y = 4x

The constant of proportionality in the equation y = ½x is _______. 

• x
• y
• 1/2
• 2

Identify the constant of proportionality.

• 2x

• 2

• 4

• none (not proportional)

Joel earns $20 for shoveling snow per driveway. Which equation correctly shows the  money (m) he earns per driveway (d)?

• d = 40m
• m = 40d
• m = 20d
• d = 20m

Which equation represents the proportional relationship of the total miles biked, m, to the number of hours biked, h, at a rate of 8 miles per hour?

• h = 8m

• m = 8 + h

• m = 8h

In this table, is the number of hours proportional to the distance?

• Yes, the relationship is proportional

• No, the relationship is non-proportional

• Not enough information to determine.

Determine the missing value in the table.

• 15
• 3
• 1/3
• 9

The table shows the amount of time Abigail works and the amount of money she earns. What is the missing value in the table?

What is the equation y=kx for the table?

• y=1/3x
• y=3x
• y=5x
• y=1/5x

If the relationship in the table is proportional, write its equation.

• The relationship is not proportional