Unit 2 Proportional Relationships Review Practice

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 quantity is constant.

Front

How do you find the unit price of an item?

Back

To find the unit price, divide the total price by the number of units (e.g., price per pound).

Front

What does it mean if a graph is proportional?

Back

A graph is proportional if it passes through the origin (0,0) and shows a constant rate of change.

Front

What is the formula to calculate the price per pound?

Back

Price per pound = Total price / Total weight in pounds.

Front

How can you determine if two rates are equivalent?

Back

Two rates are equivalent if they simplify to the same fraction or ratio.

Front

What is the significance of the slope in a proportional relationship?

Back

The slope represents the constant rate of change between the two quantities in a proportional relationship.

Front

What is a non-proportional relationship?

Back

A non-proportional relationship is a relationship where the ratio between two quantities is not constant.

Front

How do you convert minutes to hours for rate calculations?

Back

To convert minutes to hours, divide the number of minutes by 60.

Front

What is the equation of a line in slope-intercept form?

Back

The equation is y = mx + b, where m is the slope and b is the y-intercept.

Front

How do you compare two different rates?

Back

To compare rates, convert them to the same unit and then compare the values.