Constant of Proportionality

Front

Which data matches the graph? Options: 60 mass (m/kg) for every 4 extension (e/mm), 2 mass (m/kg) for every 120 mass (m/kg), 4 mass (m/kg) for every 60 extension (e/mm), 120 mass (m/kg) for every 8 extension (e/mm)

Back

4 mass (m/kg) for every 60 extension (e/mm)

Front

Back

The y-value

Answer explanation

The second number is ALWAYS the y-value

Front

Using the equation y=kx, tell what the k is in this graph. (Remember that k is the constant of proportionality or unit rate.)

Back

Front

The constant of proportionality is the same as...

Back

the unit rate

Front

What is the unit rate in this proportional relationship? Options:

60 miles/1 hour

,

120 miles/ 2 hours

,

1 mile/ 1 hour

Back

60 miles/1 hour

Front

Is there a constant rate of change in the cost of long distance calls based on the number of minutes used?

Back

Yes, $.10 per minute

Front

Back

Taylor can write 25 words per minute

Front

What is the constant rate of change? (Unit Rate)
Options: $164 per month, $80 per month, $82 per month, $41 per month.

Back

$41 per month.

Front

Find the constant rate of change for this graph.

Back

3 lb per person

Front

What is the constant of proportionality?

Back

$9