3.2 Equivalent Ratio Tables

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. For example, the ratios 1:2 and 2:4 are equivalent.

Front

How do you create a ratio table?

Back

To create a ratio table, list the quantities in two columns that represent the two parts of the ratio. Then, fill in the table by multiplying or dividing the quantities to find equivalent ratios.

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 ratio tables?

Back

Ratio tables help visualize and organize equivalent ratios, making it easier to solve problems involving proportions.

Front

In a ratio of 3 monkeys to 6 elephants, how many monkeys are there if there are 18 elephants?

Back

There are 9 monkeys.

Front

What is the ratio of hamburgers to hotdogs if there are 5 hamburgers for every 2 hotdogs?

Back

The ratio is 5:2.

Front

How do you find an unknown quantity in a ratio?

Back

To find an unknown quantity in a ratio, set up a proportion and solve for the missing value using cross-multiplication.

Front

If Brutus uses 4 cups of sugar for every 5 cups of flour, how many cups of flour are needed for 12 cups of sugar?

Back

15 cups of flour are needed.

Front

What is the first step in solving a ratio problem?

Back

Identify the given ratio and the quantities involved.

Front

If the ratio of red paint to yellow paint is 3:5, what is the total parts of paint?

Back

The total parts of paint is 3 + 5 = 8 parts.