Ratios

Front

What is a ratio?

Back

Front

How do you write the ratio of girls to boys if there are 5 boys and 7 girls?

Back

Front

If Luz earns $400 for 40 hours of work, how much does she earn per hour?

Back

Luz earns $10 per hour, calculated as $400 ÷ 40 hours.

Front

What is the ratio of tenants to cars if the ratio is 3:5 and there are 30 tenants?

Back

If there are 30 tenants, the number of cars is 50, calculated using the ratio 3:5.

Front

What is the ratio of red marbles to yellow marbles if there are 2 red and 5 yellow marbles?

Back

Front

How do you simplify the ratio 8:12?

Back

To simplify the ratio 8:12, divide both numbers by their greatest common divisor, which is 4, resulting in 2:3.

Front

What is a proportion?

Back

Front

If a recipe calls for a ratio of 2:3 of sugar to flour, how much sugar is needed for 6 cups of flour?

Back

If the ratio is 2:3, then for 6 cups of flour, you need 4 cups of sugar.

Front

What does it mean if two ratios are equivalent?

Back

Two ratios are equivalent if they represent the same relationship between quantities, meaning they can be simplified to the same fraction.

Front

How do you find a missing value in a ratio?

Back

To find a missing value in a ratio, set up a proportion and solve for the unknown value.