Unit Rate

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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 on 10 gallons of gas, the unit rate is 30 miles per gallon.

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How do you calculate a unit rate?

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To calculate a unit rate, divide the first quantity by the second quantity. For example, if you walk 12 miles in 3 hours, the unit rate is 12 miles ÷ 3 hours = 4 miles per hour.

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If a skydiver falls 144 feet in 3 seconds, how far does the skydiver fall per second?

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48 feet per second.

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Maria walks 12 miles in 3 hours. How many miles does she walk per hour?

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4 miles per hour.

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A baker uses 9 cups of flour to make 3 loaves of bread. How many cups of flour are used per loaf?

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3 cups of flour per loaf.

Front

If a car travels 300 miles on 10 gallons of gas, how many miles per gallon does the car get?

Back

30 miles per gallon.

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You're throwing a party, and you ordered 15 pizzas for your guests. Your total came to $90.00. What was your unit cost per pizza?

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$6.00 per pizza.

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What is the formula for finding the unit rate?

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Unit Rate = Total Quantity / Number of Units.

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Why is understanding unit rates important?

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

Front

What is an example of a unit rate in everyday life?

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An example of a unit rate is the price of gas per gallon, such as $3.00 per gallon.