Ratios, Rates, & Unit Rate

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What is a ratio?

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A ratio is a comparison of two quantities that shows the relative size of one quantity to another, often expressed as 'a to b'.

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How do you simplify a ratio?

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To simplify a ratio, divide both terms by their greatest common divisor (GCD).

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What is a rate?

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A rate is a specific kind of ratio that compares two different units, such as miles per hour or dollars per pound.

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What is a unit rate?

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A unit rate is a rate in which the second quantity is one unit, such as 60 miles per hour or $5 per pound.

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If a car travels 300 miles in 5 hours, what is the unit rate in miles per hour?

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60 miles per hour.

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What is the unit rate if you buy 3 apples for $1.50?

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$0.50 per apple.

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How do you find the price per item?

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To find the price per item, divide the total price by the number of items.

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What is the simplified form of the ratio 10 to 15?

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2 to 3.

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If you can type 240 words in 3 minutes, how many words can you type in 1 minute?

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80 words per minute.

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What is the formula to calculate a unit rate?

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Unit Rate = Total Quantity / Number of Units.

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