Ratios & Proportions Milestones Review

Front

What is a proportional relationship?

Back

A proportional relationship is one where two quantities maintain a constant ratio or rate of change.

Front

How can you determine if a relationship is proportional using a table?

Back

You can determine if a relationship is proportional by dividing the y-values by the corresponding x-values and checking if the result is constant.

Front

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

Back

If a graph does not pass through the origin, it indicates that the relationship is not proportional.

Front

What is the rate of change in a proportional relationship?

Back

The rate of change is the constant ratio between the change in y and the change in x.

Front

Write the equation for a proportional relationship where y is 21.98 times x.

Back

y = 21.98x

Front

How do you calculate the discount on an item?

Back

To calculate the discount, multiply the original price by the discount percentage and subtract that from the original price.

Front

If Robert can walk 1/4 of a mile in 4 minutes, how long will it take him to walk 2.5 miles?

Back

It will take Robert 40 minutes to walk 2.5 miles.

Front

What is the better buy: 15% off $75 jeans or 30% off $95 jeans?

Back

15% off $75 jeans is the better buy.

Front

What is the formula for finding the unit rate?

Back

The unit rate is found by dividing the total quantity by the number of units.

Front

What does it mean for two ratios to be equivalent?

Back

Two ratios are equivalent if they represent the same relationship or proportion.