Constant of Proportionality: Tables

Front

What is the constant of proportionality?

Back

The constant of proportionality is the ratio between two proportional quantities, often expressed as a unit rate.

Front

What does a unit rate represent?

Back

A unit rate is a comparison of two different quantities when they are combined together, expressed as a quantity per one unit of another quantity.

Front

How do you find the constant of proportionality from a table?

Back

To find the constant of proportionality from a table, divide the values of one quantity by the corresponding values of the other quantity.

Front

What is the constant of proportionality for 12 dollars for 1 suit?

Back

12 dollars / 1 suit.

Front

What is the constant of proportionality for 0.25 dollars for 1 pound?

Back

0.25 dollars / 1 pound.

Front

If 9 children are assigned to 1 counselor, what is the constant of proportionality?

Back

9 children / 1 counselor.

Front

Which tables show a proportional relationship?

Back

Tables that have a constant ratio between the quantities.

Front

What is the constant of proportionality for 0.5 swings for 1 day?

Back

0.5 swings / 1 day.

Front

What does it mean if two quantities are proportional?

Back

Two quantities are proportional if they maintain a constant ratio or unit rate.

Front

How can you tell if a relationship is proportional from a graph?

Back

A proportional relationship will graph as a straight line that passes through the origin.