What is a proportional relationship?
DCP #2 Review

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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.
2.
FLASHCARD QUESTION
Front
What does the equation y = 75x represent?
Back
It represents a proportional relationship because y is directly proportional to x.
3.
FLASHCARD QUESTION
Front
How do you calculate simple interest?
Back
Simple interest can be calculated using the formula: Interest = Principal × Rate × Time.
4.
FLASHCARD QUESTION
Front
If Brandon invests $2,500 at 4.25% for 3 years, how much interest does he earn?
Back
Brandon earns $318.75 in interest.
5.
FLASHCARD QUESTION
Front
What does it mean if a graph passes through the origin?
Back
If a graph passes through the origin, it indicates a proportional relationship between the variables.
6.
FLASHCARD QUESTION
Front
What is the significance of the y-intercept in a graph?
Back
The y-intercept is the point where the graph crosses the y-axis, indicating the value of y when x is zero.
7.
FLASHCARD QUESTION
Front
What is a non-proportional relationship?
Back
A non-proportional relationship is when the ratio between two quantities is not constant.
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