
Inverse and Direct Variation Concepts

Interactive Video
•
Mathematics
•
8th - 10th Grade
•
Hard
Standards-aligned

Lucas Foster
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 = kx
x = ky
x = y/k
y = k/x
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the equation y = 4x, what type of variation is represented?
Inverse variation
Neither
Both
Direct variation
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a direct variation, if y = 9 when x = 3, what is the value of y when x = 6?
12
9
6
18
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the product of x and y is constant, what type of variation is this?
Inverse variation
Neither
Both
Direct variation
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you find the constant of variation in an inverse variation problem?
Multiply x and y
Divide y by x
Cross-multiply the given values
Subtract x from y
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In an inverse variation, if x = -4 and y = -5/4, what is the constant of variation?
-4
4
5
-5
Tags
CCSS.8.EE.C.7B
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the pressure on snow when the surface area of the boots decreases?
Pressure becomes zero
Pressure remains constant
Pressure increases
Pressure decreases
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