Equivalent Ratios

Front

What is an equivalent ratio?

Back

An equivalent ratio is a ratio that expresses the same relationship between two quantities, even if the numbers are different.

Front

How do you determine if two ratios are equivalent?

Back

Two ratios are equivalent if they can be simplified to the same fraction or if their cross products are equal.

Front

What is the ratio of 6 to 9 in simplest form?

Back

The simplest form of the ratio 6:9 is 2:3.

Front

If a recipe calls for 2 cups of flour for every 3 cups of sugar, what is the equivalent ratio for 4 cups of flour?

Back

The equivalent ratio for 4 cups of flour is 6 cups of sugar (4:6).

Front

What is a unit rate?

Back

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

Front

If you travel 150 miles in 3 hours, what is your speed in miles per hour?

Back

Your speed is 50 miles per hour.

Front

What is the ratio of boys to girls if there are 12 boys and 8 girls?

Back

The ratio of boys to girls is 3:2.

Front

If 5 apples cost $10, what is the cost of 1 apple?

Back

The cost of 1 apple is $2.

Front

How can you express the ratio of 10 to 25 in simplest form?

Back

The simplest form of the ratio 10:25 is 2:5.

Front

If a car travels 240 miles on 8 gallons of gas, what is the car's miles per gallon?

Back

The car's miles per gallon is 30.