Ratios, Rates and Unit Rates

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 ratio?
Back
A ratio is a comparison of two quantities, showing the relative size of one quantity to another.
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 by the number of units. For example, if you have 60 miles in 2 hours, the unit rate is 60 miles / 2 hours = 30 miles per hour.
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
3.
FLASHCARD QUESTION
Front
What is a rate?
Back
A rate is a specific kind of ratio that compares two quantities with different units, such as miles per hour or cost per item.
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
4.
FLASHCARD QUESTION
Front
What is the unit rate of 408 words in 4 minutes?
Back
The unit rate is 102 words per minute, calculated by dividing 408 words by 4 minutes.
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
5.
FLASHCARD QUESTION
Front
How do you determine the better buy between two products?
Back
To determine the better buy, calculate the unit price for each product and compare them. The product with the lower unit price is the better buy.
Tags
CCSS.6.RP.A.3B
6.
FLASHCARD QUESTION
Front
If a 12 pack of juice boxes costs $6.59, what is the cost per juice box?
Back
The cost per juice box is $6.59 / 12 = $0.5492, or approximately $0.55.
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
7.
FLASHCARD QUESTION
Front
What is the formula for calculating the price per item?
Back
The formula for calculating the price per item is: Price per item = Total price / Number of items.
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
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