Rates and Unit Rates

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, 2:3 and 4:6 are equivalent ratios.

Front

If Micah sells 2 pairs of striped shoes for every 3 pairs of neon shoes, what is the ratio of striped shoes to neon shoes?

Back

The ratio of striped shoes to neon shoes is 2:3.

Front

What is a unit rate?

Back

A unit rate is a rate in which the second quantity is 1. For example, if a car travels 50 miles in 1 hour, the unit rate is 50 miles per hour.

Front

What is another name for equivalent ratios?

Back

Equivalent fractions.

Front

If an oil spill spreads 25 square meters every 10 minutes, how much area will it cover in 1 hour?

Back

150 square meters.

Front

How do you find a unit rate from a given rate?

Back

To find a unit rate, divide the first quantity by the second quantity to get the amount per one unit of the second quantity.

Front

What is the unit rate of 60 miles in 2 hours?

Back

The unit rate is 30 miles per hour.

Front

If a recipe calls for 4 cups of flour for every 2 cups of sugar, what is the equivalent ratio of flour to sugar?

Back

The equivalent ratio of flour to sugar is 4:2 or simplified, 2:1.

Front

What is the formula to calculate a unit rate?

Back

Unit Rate = Total Quantity / Number of Units.

Front

If a car travels 150 miles in 3 hours, what is the unit rate in miles per hour?

Back

The unit rate is 50 miles per hour.