Ratio Tables Practice Problems

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 table that displays pairs of numbers that form a ratio, helping to visualize the relationship between the quantities.

Front

What does constant of proportionality mean?

Back

The constant of proportionality is the constant value (k) that relates two proportional quantities, often found by dividing one quantity by the other.

Front

How do you find the constant of proportionality in a ratio table?

Back

To find the constant of proportionality, divide the value of one quantity by the corresponding value of the other quantity in the ratio.

Front

If 5 bags of popcorn cost $15, what is the cost of 1 bag?

Back

$3 (Cost of 1 bag = Total cost / Number of bags = 15 / 5).

Front

If the ratio of boys to girls in a class is 2:3, how many boys are there if there are 15 girls?

Back

10 boys (Using the ratio, if 3 parts represent girls, then 2 parts represent boys. 15 girls = 3 parts, so 10 boys = 2 parts).

Front

What is the relationship between ratios and fractions?

Back

Ratios can be expressed as fractions, where the first quantity is the numerator and the second quantity is the denominator.

Front

How can you use a ratio table to solve problems?

Back

You can use a ratio table to find equivalent ratios, determine missing values, and visualize the relationship between quantities.

Front

What is an example of a proportional relationship?

Back

An example of a proportional relationship is the cost of apples: if 1 apple costs $2, then 3 apples cost $6, maintaining the same ratio.

Front

If a recipe calls for 2 cups of flour for every 3 cups of sugar, what is the ratio of flour to sugar?

Back

The ratio of flour to sugar is 2:3.