Unit Rates and Proportions
Flashcard
•
Mathematics
•
7th Grade
•
Practice Problem
•
Hard
+2
Standards-aligned
Wayground Content
FREE Resource
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a unit rate?
Back
A unit rate is a comparison of two different quantities where one of the quantities is expressed as one unit. For example, if you travel 60 miles in 2 hours, the unit rate is 30 miles per hour.
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
2.
FLASHCARD QUESTION
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. For example, if you buy 5 apples for $10, the unit rate is $10 ÷ 5 apples = $2 per apple.
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
3.
FLASHCARD QUESTION
Front
If a car travels 240 miles in 4 hours, what is the unit rate in miles per hour?
Back
60 miles per hour.
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
4.
FLASHCARD QUESTION
Front
What is the relationship between unit rates and proportions?
Back
Unit rates can be used to set up proportions, which are equations that show two ratios are equal. For example, if 1 hour corresponds to 15 miles, then 4 hours corresponds to 60 miles.
Tags
CCSS.7.RP.A.3
5.
FLASHCARD QUESTION
Front
If a recipe calls for 3 cups of flour for 4 servings, how much flour is needed for 1 serving?
Back
0.75 cups of flour.
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
6.
FLASHCARD QUESTION
Front
What is the formula for finding a proportion?
Back
A proportion can be expressed as a/b = c/d, where a, b, c, and d are numbers.
Tags
CCSS.7.RP.A.2A
7.
FLASHCARD QUESTION
Front
If 5 pounds of apples cost $10, what is the cost per pound?
Back
$2 per pound.
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
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