
Exploring Direct Variation and Proportionality

Interactive Video
•
Mathematics
•
6th - 10th Grade
•
Hard
+2
Standards-aligned

Mia Campbell
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for direct variation?
y = k / x
y = k * x
y = k - x
y = k + x
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the constant of proportionality (k) represent in direct variation?
The unit rate
The y-intercept
The x-intercept
The slope of the line
Tags
CCSS.HSF-LE.A.1B
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you calculate the constant of proportionality (k) from a table of values?
Divide y by x
Subtract y from x
Add y and x
Multiply y by x
Tags
CCSS.7.RP.A.2B
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If y = 0.87 and x = 12, what is the value of k?
0.725
0.0725
0.00725
7.25
Tags
CCSS.HSF-LE.A.1B
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to check each pair of values in a table when verifying a proportional relationship?
To ensure all values are positive
To confirm the relationship is linear
To verify the relationship is proportional
To check for any outliers
Tags
CCSS.7.RP.A.2D
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of 0.29 divided by 4?
0.29
0.00725
0.725
0.0725
Tags
CCSS.5.NBT.B.7
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the opposite operation of dividing when checking the proportional relationship?
Squaring
Multiplying
Subtracting
Adding
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