Ratio Tables

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another, often expressed as 'a to b' or a:b.

Front

What is a ratio table?

Back

A ratio table is a tool used to organize and display ratios in a structured format, helping to find equivalent ratios and solve problems.

Front

How do you find a missing value in a ratio table?

Back

To find a missing value, use equivalent ratios to set up a proportion and solve for the unknown value.

Front

If the ratio of red paint to yellow paint is 3:5, how much yellow paint is needed for 9 oz of red paint?

Back

15 oz of yellow paint is needed.

Front

What is the purpose of using a ratio table in problem-solving?

Back

A ratio table helps visualize relationships between quantities, making it easier to find missing values and solve ratio problems.

Front

If 22 bottles of water cost $4, what is the cost of 33 bottles?

Back

$6 for 33 bottles.

Front

How do you set up a proportion to solve for a missing value?

Back

Set up a fraction comparing the known ratio to the unknown ratio, then cross-multiply to solve for the missing value.

Front

What is the relationship between the number of scoops of coffee and cups of water in the coffee-making example?

Back

For every 1 scoop of coffee, 2 cups of water are used.

Front

If Mr. Bertram traveled to 42 countries in 60 days, how many countries would he travel to in 40 days?

Back

28 countries.

Front

What does it mean for two ratios to be equivalent?

Back

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