What is a ratio?
Rates and Ratios

Flashcard
•
Mathematics
•
7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A ratio is a comparison of two quantities by division, showing how many times one value contains or is contained within the other.
2.
FLASHCARD QUESTION
Front
How do you simplify a ratio?
Back
To simplify a ratio, divide both terms by their greatest common factor (GCF).
3.
FLASHCARD QUESTION
Front
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 (e.g., miles per hour).
4.
FLASHCARD QUESTION
Front
How do you find the unit rate from a total cost?
Back
To find the unit rate from a total cost, divide the total cost by the number of units purchased.
5.
FLASHCARD QUESTION
Front
What does it mean for two ratios to be equivalent?
Back
Two ratios are equivalent if they represent the same relationship between quantities, meaning they can be simplified to the same fraction.
6.
FLASHCARD QUESTION
Front
If Jack jumps 40 times in 4 minutes, how many times does he jump in 1 minute?
Back
10 times.
7.
FLASHCARD QUESTION
Front
If there are 88 students in 4 classes, how many students are in each class?
Back
22 students per class.
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