Inverse Variation
Authored by Erin Gray
Mathematics
9th - 12th Grade
CCSS covered
Used 47+ times
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11 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Suppose y varies inversely with x.
If y = 150 when x = 2, find y when x = 25.
Tags
CCSS.7.EE.B.3
CCSS.7.EE.B.4
CCSS.7.NS.A.2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Assume y varies inversely with x. If x=7 when y=4, what is y when x=2 ?
Tags
CCSS.HSA.CED.A.1
CCSS.HSF.BF.A.1
CCSS.HSF.LE.A.2
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
If y varies inversely as x and x=5 when y=20, then what is the constant of variation, k?
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
When Darcy's school bus travels at 30 miles per hour, it gets from her home to school in 12 minutes. What is the speed of Darcy's bus if it makes the same trip in 18 minutes?
Tags
CCSS.HSF-LE.A.1B
5.
MULTIPLE CHOICE QUESTION
5 mins • 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?
Tags
CCSS.HSA.CED.A.1
CCSS.HSA.SSE.A.1
CCSS.HSA.REI.B.3
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
The current in an electrical conductor varies inversely as the resistance of the conductor. What is the current when the resistance is 42 ohms, if the current is 4 amperes when the resistance is 168 ohms?
Tags
CCSS.7.EE.B.3
CCSS.7.EE.B.4
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
The time to complete a project varies inversely with the number of employees.
If 3 people can complete the project in 7 days, how long will it take 5 people?
Tags
CCSS.HSA.CED.A.1
CCSS.HSA.SSE.A.1
CCSS.HSA.REI.B.3
CCSS.HSA.REI.A.1
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