Finding unit rates

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 of y.'

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How do you calculate a unit rate?

Back

To calculate a unit rate, divide the quantity by the number of units. For example, if you have 10 apples for $5, the unit rate is $5/10 apples = $0.50 per apple.

Front

What is the unit rate of 5 dollars for 2 pounds of gravel?

Back

The unit rate is 5/2 dollars per pound, which simplifies to $2.50 per pound.

Front

If Abby reads 5 books in 16 hours, what is her reading rate in books per hour?

Back

Abby's reading rate is 5/16 books per hour, which is approximately 0.3125 books per hour.

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How do you convert a unit rate into a decimal?

Back

To convert a unit rate into a decimal, divide the numerator by the denominator. For example, 5/16 = 0.3125.

Front

What is the unit rate of cookies if you can buy 36 cookies for $4?

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The unit rate is 36 cookies / 4 dollars = 9 cookies per dollar.

Front

How do you find the unit rate of houses visited per hour?

Back

To find the unit rate of houses visited per hour, divide the number of houses by the number of hours. For example, 13 houses in 3 hours gives 13/3 houses per hour.

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What is Alycia's earning rate if she earned $20.40 in 3 hours?

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Alycia's earning rate is $20.40 / 3 hours = $6.80 per hour.

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Why is it important to understand unit rates?

Back

Understanding unit rates helps in making comparisons and informed decisions in real-life situations, such as shopping or budgeting.

Front

What is the unit rate of 1 hour if 3 hours equals $20.40?

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The unit rate for 1 hour is $20.40 / 3 = $6.80 per hour.