Ratio Tables Practice Problems

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing how many times one value contains or is contained within the other.

Front

What does it mean for two quantities to be proportional?

Back

Two quantities are proportional if they maintain a constant ratio or relationship to each other.

Front

What is a constant of proportionality?

Back

The constant of proportionality is the constant value (k) that relates two proportional quantities, expressed as y = kx.

Front

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

Back

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

Front

If y = 3x, what is the constant of proportionality?

Back

The constant of proportionality is 3.

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

How can you use a ratio table to solve problems?

Back

You can use a ratio table to find missing values by identifying the constant of proportionality and applying it to the known values.

Front

What is the value of x if the ratio is 2:3 and y = 12?

Back

x = 8.

Front

If the ratio of A to B is 4:5, what is B if A = 16?

Back

B = 20.

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.