Variation (Direct, Inverse, Joint and Combined)
Authored by Maricel SINALAN
Mathematics
9th Grade
CCSS covered
Used 58+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
In a direct variation, y = 39 when x = 3.
Find the value of y when x = 2.
Tags
CCSS.7.RP.A.2
CCSS.7.RP.A.3
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
The amount of money earned on a job is directly proportional to the number of hours worked. if $36 is earned for 8 hours of work, how much is earned for 30 hours of work?
135
6.667
1080
Tags
CCSS.HSA.CED.A.1
CCSS.HSA.SSE.A.1
CCSS.HSA.REI.B.3
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
In a direct variation, y = 39 when x = 3.
Find the value of y when x = 2.
Tags
CCSS.7.RP.A.2
CCSS.7.RP.A.3
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A dishwasher uses 65 gallons of water to wash 5 loads of dishes. What is the constant of variation?
k = 13
k = 65
k = 5
k = 1/13
Tags
CCSS.7.RP.A.2
CCSS.7.RP.A.1
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
State what type of variation the equation represents.
Direct
Inverse
Joint
None
Tags
CCSS.8.EE.B.5
CCSS.8.EE.B.6
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
State what type of variation the equation represents.
Direct
Inverse
Joint
None
Tags
CCSS.8.EE.B.5
CCSS.8.EE.B.6
CCSS.8.F.A.3
CCSS.8.F.B.4
CCSS.8.F.B.5
CCSS.8.SP.A.3
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following represents direct variation?
y = kx
y = k/x
y = x/k
y = mx + b
Tags
CCSS.HSF.BF.A.1
CCSS.HSF.LE.A.1
CCSS.HSF.LE.A.2
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