Proportion Word Problems Review

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal.

Front

How do you find a missing value in a proportion?

Back

You can find a missing value by cross-multiplying the known values and then solving for the unknown.

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing how many times one value contains or is contained within the other.

Front

If a recipe calls for 2 cups of sugar for 4 cups of flour, how much sugar is needed for 8 cups of flour?

Back

4 cups of sugar.

Front

What does it mean to scale a recipe?

Back

Scaling a recipe means adjusting the ingredient amounts to make more or less of the dish.

Front

If a car travels 60 miles in 1 hour, how far will it travel in 3 hours?

Back

180 miles.

Front

What is the unit rate?

Back

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

Front

If 5 apples cost $2, how much do 20 apples cost?

Back

$8.

Front

What is the relationship between winning and losing sets in a game?

Back

The relationship can be expressed as a ratio, showing how many sets are won for every set lost.

Front

If a team wins 3 out of 5 games, what is their winning percentage?

Back

60%.