Ratio Tables

Front

What is a ratio table?

Back

A ratio table is a table that displays pairs of numbers that form equivalent ratios.

Front

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

Back

To find a missing number, use the relationship between the known numbers to set up a proportion.

Front

If 2 apples cost $4, how much do 5 apples cost?

Back

$10 (Set up the ratio: 2/4 = 5/x, solve for x).

Front

What is the ratio of 3 to 5 expressed as a fraction?

Back

3/5.

Front

If a recipe requires 4 cups of flour for 2 cakes, how much flour is needed for 5 cakes?

Back

10 cups (Set up the ratio: 4/2 = x/5, solve for x).

Front

True or False: Ratio tables can only show whole numbers.

Back

False (Ratio tables can show fractions and decimals as well).

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

If 1 hour is to 60 minutes, what is the ratio of 3 hours to minutes?

Back

3:180 (3 hours = 180 minutes).

Front

How can you check if two ratios are equivalent?

Back

Cross-multiply the ratios and see if the products are equal.

Front

What is the missing number if the ratio is 4:6 and the first number is 8?

Back

12 (The ratio is equivalent: 4/6 = 8/x, solve for x).