What is a ratio?
Ratios and Proportions Review

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•
Mathematics
•
7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A ratio is a comparison of two quantities, showing how many times one value contains or is contained within the other.
2.
FLASHCARD QUESTION
Front
What is a proportion?
Back
A proportion is an equation that states that two ratios are equal.
3.
FLASHCARD QUESTION
Front
What is the constant of proportionality?
Back
The constant of proportionality is the constant value (k) that relates two proportional quantities in the equation y = kx.
4.
FLASHCARD QUESTION
Front
How do you determine if a relationship is proportional?
Back
A relationship is proportional if the ratio of the two quantities remains constant.
5.
FLASHCARD QUESTION
Front
What is a unit rate?
Back
A unit rate is a comparison of two different quantities when they are combined together, expressed as a quantity of one.
6.
FLASHCARD QUESTION
Front
If y = 3x, what is the constant of proportionality?
Back
The constant of proportionality is 3.
7.
FLASHCARD QUESTION
Front
What does the equation y = kx represent?
Back
The equation y = kx represents a proportional relationship between y and x, where k is the constant of proportionality.
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