Unit Rates

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities where one of the quantities is expressed as a quantity of one. For example, if a car travels 300 miles in 5 hours, the unit rate is 60 miles per hour.

Front

How do you calculate a unit rate?

Back

To calculate a unit rate, divide the first quantity by the second quantity. For example, if 12 apples cost $3, the unit rate is $3 ÷ 12 = $0.25 per apple.

Front

If 6 ounces of ham provide 27 grams of protein, how many grams of protein are in 1 ounce?

Back

4.5 grams of protein per ounce.

Front

What is the formula to find speed?

Back

Speed = Distance ÷ Time.

Front

If Charlie drove 426 miles in 6 hours, what was his speed?

Back

71 miles per hour.

Front

How do you find the rate of travel for a flight?

Back

Use the formula: Rate = Distance ÷ Time. For example, if a flight travels 1,530 miles in 2.5 hours, the rate is 1,530 ÷ 2.5 = 612 miles per hour.

Front

If Derick hikes 112 miles in a week, how far does he hike each day?

Back

16 miles per day.

Front

What is the unit rate for hats made if 1,260 hats are made in 5 hours?

Back

252 hats per hour.

Front

What does it mean to find a unit rate in a real-world context?

Back

Finding a unit rate helps to understand how much of one quantity corresponds to one unit of another quantity, making it easier to compare different rates.

Front

Why is it important to understand unit rates?

Back

Understanding unit rates helps in making informed decisions, such as comparing prices, speeds, and other rates in everyday life.