Unit Rates

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities when they are combined together. It expresses how much of one quantity corresponds to one unit of another quantity.

Front

How do you calculate a unit rate?

Back

To calculate a unit rate, divide the quantity of one item by the quantity of another item, ensuring the second quantity is 1.

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Back

32 miles per gallon.

Front

If Juan took 3 minutes to type 120 words, what is his typing speed in words per minute?

Back

40 words per minute.

Front

If Sara typed 200 words in 4 minutes, what is her typing speed in words per minute?

Back

50 words per minute.

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Back

2 miles per hour.

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Back

Front

What is the formula for calculating miles per gallon (mpg)?

Back

mpg = distance traveled (miles) / gallons of gas used.

Front

What is the formula for calculating words per minute (wpm)?

Back

wpm = total words typed / total minutes taken.

Front

What does it mean if a unit rate is greater than 1?

Back

It means that the first quantity is greater than the second quantity when compared on a per unit basis.