Ratios with Double Number Lines, Tables, and Review

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

How do you represent ratios using double number lines?

Back

Double number lines are used to visually represent ratios by showing two related quantities along parallel lines, allowing for easy comparison and understanding of their relationship.

Front

What is the purpose of a table in representing ratios?

Back

A table organizes data in rows and columns, making it easier to compare different quantities and see the relationships between them.

Front

If the ratio of yellow paint to green paint is 2:3, how many pints of yellow paint are needed for 27 pints of green paint?

Back

18 pints of yellow paint.

Front

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

Back

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

Front

What is the ratio of sugar to vanilla in a cookie recipe that calls for 2 cups of sugar and 6 tablespoons of vanilla?

Back

The ratio is 2:6, which simplifies to 1:3.

Front

If you double a recipe that calls for 1 cup of sugar and 3 tablespoons of vanilla, how much of each ingredient do you need?

Back

You would need 2 cups of sugar and 6 tablespoons of vanilla.

Front

What is the value of b if Hilbert burns 120 calories in 30 minutes?

Back

b = 40 calories for 10 minutes.

Front

How do you calculate the cost of multiple items using a ratio?

Back

Multiply the cost of one item by the number of items to find the total cost.

Front

If a recipe is halved, how do you adjust the ingredient amounts?

Back

Divide the original amounts of each ingredient by 2.