CSA 4a Practice

Front

What does point (0,0) represent in a graph?

Back

The charge for no potatoes is $0.

Front

What is the equation for a constant of proportionality of 3?

Back

y = 3x

Front

If Jane runs 12 miles in 2.5 hours and Sarah runs 14 miles in 3.5 hours, are they running at the same rate?

Back

No.

Front

If Tina uses 2 eggs to make 6 pancakes and Allison uses 4 eggs to make 12 pancakes, is this proportional?

Back

Yes.

Front

How do you calculate miles per hour?

Back

Divide the total miles traveled by the total hours taken.

Front

What is the constant of proportionality?

Back

It is the ratio between two proportional quantities.

Front

If a recipe calls for 3 cups of flour to make 12 cookies, how much flour is needed for 24 cookies?

Back

6 cups of flour.

Front

What does it mean for two quantities to be proportional?

Back

They maintain a constant ratio to each other.

Front

How do you find the unit rate?

Back

Divide the quantity by the number of units.

Front

What is the formula for calculating speed?

Back

Speed = Distance / Time.