A unit rate expresses a rate in terms of one unit of another quantity. It tells you how much of something you get for one of something else. For example, if you drive 150 miles in 3 hours, your unit rate (speed) is 50 miles per hour. In this quiz, we'll explore unit rates in everyday scenarios, helping you understand and apply this important math concept.
Understanding unit rates helps us compare different options and make informed decisions. Think about comparing prices at a store or calculating how much you earn per hour at work. Let's jump into some practice problems!
Match the terms with their correct definitions:
| Term | Definition |
|---|---|
| 1. Rate | A. A comparison of two quantities with different units. |
| 2. Unit Rate | B. The cost for one item. |
| 3. Price per item | C. A rate where the denominator is 1. |
| 4. Proportion | D. An equation stating that two ratios are equal. |
| 5. Constant of Proportionality | E. The unit rate in a proportional relationship. |
Complete the following sentences using the words: unit rate, rate, proportional, constant, quantities.
A _____ is a comparison of two _____ with different units. The _____ is a special type of rate where the denominator is 1. In a _____ relationship, the ratio between two quantities is always _____. This ratio is also known as the _____ of proportionality.
Imagine you're at the grocery store. A 5-pound bag of apples costs $4.50, and an 8-pound bag costs $7.60. Which bag is the better deal? Explain your reasoning using unit rates.
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