What is a ratio?
Ratios and Proportions Mid-Year Review

Flashcard
•
Mathematics
•
7th Grade
•
Hard
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15 questions
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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 proportion?
Back
A proportion is an equation that states that two ratios are equal.
4.
FLASHCARD QUESTION
Front
How do you solve a proportion?
Back
To solve a proportion, cross-multiply the terms and then solve for the unknown variable.
5.
FLASHCARD QUESTION
Front
What is the formula for finding the unit rate?
Back
The unit rate is found by dividing the first quantity by the second quantity, expressed as 'quantity per 1 unit of another quantity'.
6.
FLASHCARD QUESTION
Front
If 60 minutes are needed for 4 games, how many minutes are needed for 1 game?
Back
15 minutes per game.
7.
FLASHCARD QUESTION
Front
What is the cost per item if the total cost is $144.50 for 17 items?
Back
$8.50 per ticket.
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