ACA Fall Final Review

Front

What is a proportional relationship?

Back

A proportional relationship is a relationship between two quantities where the ratio of one quantity to the other is constant.

Front

How do you find the constant of proportionality?

Back

The constant of proportionality can be found by dividing one quantity by the other in a proportional relationship.

Front

If Charlotte uses 3 cups of flour for every cup of sugar, what is the constant of proportionality?

Back

The constant of proportionality is 3.

Front

What is the rate of change in a linear relationship?

Back

The rate of change is the amount by which one quantity changes in relation to another quantity.

Front

If Aria earns $14 for each bracelet sold, what is her rate of change?

Back

Her rate of change is $14 per bracelet.

Front

How do you calculate time taken based on distance and speed?

Back

Time = Distance ÷ Speed.

Front

If Charlotte rides 3 miles in 20 minutes, how long will it take her to ride 9 miles?

Back

It will take her 60 minutes.

Front

What does a graph representing total hours driven over days look like?

Back

It is a straight line that starts at the origin and increases with a constant slope.

Front

What is a linear function?

Back

A linear function is a function that graphs to a straight line and can be expressed in the form y = mx + b.

Front

What does the slope of a line represent in a graph?

Back

The slope represents the rate of change between the two variables.