Ratios and Ratio Tables

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 simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common divisor (GCD).

Front

What is a unit rate?

Back

A unit rate is a ratio that compares a quantity to one unit of another quantity, often expressed as 'x per 1 unit'.

Front

How do you find the unit rate from a total?

Back

To find the unit rate, divide the total quantity by the number of units.

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 complete a ratio table?

Back

To complete a ratio table, use equivalent ratios to fill in missing values based on the known ratios.

Front

What is the ratio of school apps to game apps if Kelly has 5 school apps and 3 game apps?

Back

The ratio of school apps to game apps is 5 to 3.

Front

If Justin types 408 words in 4 minutes, how many words does he type per minute?

Back

Justin types 102 words per minute.

Front

How do you calculate the time taken to cover a distance at a given rate?

Back

To calculate time, divide the distance by the rate (Time = Distance / Rate).

Front

If an ostrich runs 50 miles in 60 minutes, how long does it take to run 15 miles?

Back

It takes 18 minutes to run 15 miles.