
Square Root and Inverse Variation Questions
Authored by Anthony Clark
Mathematics
7th Grade
CCSS covered

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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If x varies inversely as the square root of y, and x = 9 when y = 121, find x when y = 81.
7
11
13
17
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If y varies inversely as x, and y = 14 when x = 8, find y when x = 7.
16
20
24
28
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If x varies inversely as y, and x = 3 when y = 8, find y when x = 4.
3
6
9
12
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Given that y varies inversely with x, if x =7 and y = 4, what is y when x = 2?
14
10
2
-14
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Does the table show an inverse variation?
Yes
No
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Determine the type of variation:
Direct
Inverse
Neither
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The cost per person to rent a mountain cabin is inversely proportional (varies inversely) to the number of people who share the rent. If the cost is $36 per person when 5 people share, what is the cost per person when 8 people share?
$22.50
$57.60
$1.11
$12.50
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