What is a proportional relationship?
Proportional vs nonproportional relationships

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•
Mathematics
•
8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A proportional relationship is a relationship between two quantities where the ratio of one quantity to the other is constant. This means that as one quantity increases or decreases, the other quantity does so in a consistent manner.
2.
FLASHCARD QUESTION
Front
What is a non-proportional relationship?
Back
A non-proportional relationship is a relationship between two quantities where the ratio is not constant. This means that the change in one quantity does not consistently correspond to a change in the other quantity.
3.
FLASHCARD QUESTION
Front
How can you identify a proportional relationship from a graph?
Back
A graph represents a proportional relationship if it is a straight line that passes through the origin (0,0).
4.
FLASHCARD QUESTION
Front
How can you identify a non-proportional relationship from a graph?
Back
A graph represents a non-proportional relationship if it is not a straight line or if it does not pass through the origin.
5.
FLASHCARD QUESTION
Front
What is the equation of a proportional relationship?
Back
The equation of a proportional relationship can be expressed in the form y = kx, where k is a constant.
6.
FLASHCARD QUESTION
Front
What is the equation of a non-proportional relationship?
Back
The equation of a non-proportional relationship can be expressed in the form y = mx + b, where b is not equal to zero.
7.
FLASHCARD QUESTION
Front
If the cost of 5 apples is $10, what is the cost of 1 apple?
Back
The cost of 1 apple is $2, indicating a proportional relationship.
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