Constant Rate of Change and Proportionality

What is the Constant Rate of Proportionality and what does it mean?

• 8 paws per dog

• 4 paws per dog

• 4 dogs per paw

• 8 dogs per paw

The graph shows the distance a boat is traveling over time. Does the boat travel at a constant speed or a variable speed? How fast is the boat traveling?

• Constant speed; 50 miles per hour

• Constant speed; 60 miles per hour

• Constant speed; 100 miles per hour

• Variable speed

What is the Constant Rate of Proportionality and what does it mean?

• 45 miles per hour

• 90 miles per hour

• 45 hours per mile

• 90 hours per mile

Determine whether the rates of change are constant or variable.

• Constant, the rates are the same.

• Variable, the rates are not the same.

• Constant, the rates are not the same.

• Variable, the rates are the same.

Which representation does NOT reflect the situation?

• A

• B

• C

• D

How can you find the constant of proportionality?

• k = y/x

• k = x/y

• E=mc²

• y = kx

What is the Constant Rate of Proportionality and what does it mean?

• 3 minutes per feet

• 6 minutes per feet

• 3 feet per minute

• 6 feet per minute

What is the Constant Rate of Proportionality and what does it mean? (divide up, by right.. use a calculator!)

• miles per hour

• mile per hour

• hour per mile

• hour per mile

Does this table show a proportional relationship?

• Yes

• No

Is the chart proportional or non proportional?

• Yes

• No