Unit Rates and Proportions

Flashcard
•
Mathematics
•
7th Grade
•
Hard
+1
Standards-aligned
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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 a quantity of one. 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
What mathematical operation does finding a unit rate involve?
Back
Division.
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
3.
FLASHCARD QUESTION
Front
If you travel 150 miles on 5 gallons, how do you find the distance traveled per gallon?
Back
Divide the total miles (150) by the total gallons (5) to get 30 miles per gallon.
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
4.
FLASHCARD QUESTION
Front
How do you calculate the cost per item when given the total cost and quantity?
Back
Divide the total cost by the number of items. For example, if 5 ice cream bars cost $12.25, then $12.25 ÷ 5 = $2.45 per ice cream bar.
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
5.
FLASHCARD QUESTION
Front
What is the unit rate for rainfall if it rains 4 cm in 2 hours?
Back
The unit rate is 2 cm per hour (4 cm ÷ 2 hours).
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
6.
FLASHCARD QUESTION
Front
What is the constant of proportionality?
Back
The constant of proportionality is the ratio between two proportional quantities, often represented as 'k' in the equation y = kx.
Tags
CCSS.7.RP.A.2B
7.
FLASHCARD QUESTION
Front
If Craig earns $37 for 4 hours, what is his hourly wage?
Back
To find the hourly wage, divide the total earnings ($37) by the total hours (4), which equals $9.25 per hour.
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
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