Tables, Graphs, & Equations of Proportional Relationships

Front

What does the point (2, 94) represent in the context of saving money over time?

Back

After 2 weeks, they save $94.

Front

How can you find the constant of proportionality in a proportional relationship?

Back

By finding the unit rate.

Front

What indicates that a graph is proportional?

Back

A graph is proportional if it passes through the origin.

Front

Write the equation for a proportional relationship where the price of games is $18.50 per game.

Back

y = 18.50x

Front

What does a rate of change of '2 boys for every 1 girl' represent in a graph?

Back

It represents the ratio of boys to girls in the context of the graph.

Front

What is a proportional relationship?

Back

A relationship where two quantities maintain a constant ratio.

Front

What is the unit rate?

Back

The unit rate is the ratio of two measurements in which the second measurement is 1.

Front

How can you determine if a relationship is proportional from a table of values?

Back

If the ratios of corresponding values are constant, the relationship is proportional.

Front

What does it mean if a graph does not pass through the origin?

Back

It indicates that the relationship is not proportional.

Front

How do you calculate the constant of proportionality from a graph?

Back

By finding the slope of the line representing the relationship.