Proportional Relationships
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
+7
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a proportional relationship?
Back
A proportional relationship is a relationship between two quantities where the ratio of one quantity to the other quantity is constant.
Tags
CCSS.7.RP.A.2A
2.
FLASHCARD QUESTION
Front
What does the constant of proportionality represent?
Back
The constant of proportionality represents the factor by which one quantity is multiplied to obtain the other quantity in a proportional relationship.
Tags
CCSS.7.RP.A.2B
3.
FLASHCARD QUESTION
Front
If the constant of proportionality is 9/1, what does this mean in practical terms?
Back
It means that for every 1 unit of the second quantity, there are 9 units of the first quantity, or $9 per hour.
Tags
CCSS.7.RP.A.2B
4.
FLASHCARD QUESTION
Front
How do you find the constant of proportionality from a table of values?
Back
To find the constant of proportionality, divide the value of one quantity by the corresponding value of the other quantity.
Tags
CCSS.7.RP.A.2B
5.
FLASHCARD QUESTION
Front
If Miguel saves $15 per month, how much does he save in 6 months?
Back
He saves $90 in 6 months.
Tags
CCSS.3.OA.A.3
6.
FLASHCARD QUESTION
Front
What is the formula for finding a proportional relationship?
Back
The formula is y = kx, where k is the constant of proportionality.
Tags
CCSS.7.RP.A.2C
7.
FLASHCARD QUESTION
Front
How can you determine if two ratios are proportional?
Back
Two ratios are proportional if their cross products are equal.
Tags
CCSS.6.RP.A.3A
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