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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 'per' something, such as miles per hour or cost per item.

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How do you calculate a unit rate from a given quantity and time?

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To calculate a unit rate, divide the total quantity by the total time. For example, if a spider travels 10 feet in 25 minutes, the unit rate is 10 feet ÷ 25 minutes = 0.4 feet per minute.

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What is the formula to find the unit price of an item?

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The unit price can be found by dividing the total price by the number of items. For example, if an 8 pack of juice boxes costs $4, the unit price is $4 ÷ 8 = $0.50 per juice box.

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How do you determine the average daily earnings from total earnings over several days?

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To find the average daily earnings, divide the total earnings by the number of days worked. For example, if Joe earned $113.55 over 5 days, his average daily earnings are $113.55 ÷ 5 = $22.71.

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What is the relationship between total cost and number of items when calculating unit cost?

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The total cost is directly proportional to the number of items. To find the cost per item, divide the total cost by the number of items.

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How can you find the cost per student if a total amount is spent on lunches?

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To find the cost per student, divide the total amount spent by the number of students. For example, if $9.40 is spent on 4 students, the cost per student is $9.40 ÷ 4 = $2.35.

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

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Solving for a unit rate in a real-world context involves applying mathematical concepts to determine how much of one quantity corresponds to a single unit of another quantity, such as speed, cost, or consumption.

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Why is it important to understand unit rates in everyday life?

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Understanding unit rates helps individuals make informed decisions about spending, time management, and resource allocation, such as comparing prices or calculating travel times.

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What is the significance of converting measurements to unit rates?

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Converting measurements to unit rates allows for easier comparison and understanding of different quantities, making it simpler to analyze and interpret data.

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How do you express a unit rate in different forms?

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A unit rate can be expressed in various forms, such as a fraction, decimal, or percentage, depending on the context and the quantities involved.