7th Grade Unit 3(Ratios, Rates, Constant of Proportionality
Flashcard
•
Mathematics
•
6th - 7th Grade
•
Practice Problem
•
Hard
+6
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a ratio?
Back
A ratio is a comparison of two quantities by division, showing how many times one value contains or is contained within the other.
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
2.
FLASHCARD QUESTION
Front
How do you write a ratio?
Back
Ratios can be written in three ways: using a colon (e.g., 2:3), as a fraction (e.g., 2/3), or with the word 'to' (e.g., 2 to 3).
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
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, expressed in the equation y = kx.
Tags
CCSS.7.RP.A.2B
4.
FLASHCARD QUESTION
Front
How do you find the constant of proportionality?
Back
To find the constant of proportionality (k), use the formula k = y/x, where y is the dependent variable and x is the independent variable.
Tags
CCSS.7.RP.A.2B
5.
FLASHCARD QUESTION
Front
What does the point (0, 0) represent in a coordinate plane?
Back
The point (0, 0) is called the origin, where the x-axis and y-axis intersect.
Tags
CCSS.5.G.A.1
6.
FLASHCARD QUESTION
Front
If a line passes through the point (3, 9), what is the slope if it is in the form y = kx?
Back
The slope (k) is 3, so the equation is y = 3x.
Tags
CCSS.8.EE.B.6
CCSS.8.F.A.3
7.
FLASHCARD QUESTION
Front
What is a rate?
Back
A rate is a specific kind of ratio that compares two different units, such as speed (miles per hour) or price per item.
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
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