Inverse Proportion

Quiz
•
Mathematics
•
8th Grade
•
Hard
Standards-aligned
Anthony Clark
Used 2+ times
FREE Resource
12 questions
Show all answers
1.
MATH RESPONSE QUESTION
1 min • 1 pt
y is inversely proportional to x, and y = 2 when x = 5. Write an inverse equation relating x to y.
Mathematical Equivalence
ON
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The number of hours to paint a house varies inversely with the number of painters working. A 2400-square foot house can be painted in 27 hours by 6 painters. How many painters would need to work in order to paint the house in 18 hours?
8 painters
10 painters
9 painters
11 painters
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The width of a rectangle varies inversely with its length. if the width is 4 when the length is 18, find the width when the length is 8.
9
72
36
2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
6.The time it takes to travel a fixed distance varies inversely with the speed traveled. If it takes Pancho 52 minutes to bike to his fishing spot at 9.5 miles per hour, how long will it take him if he rides at 11 miles per hour?
Direct Variation
Inverse Variation
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If y is inversely proportional to x and y=2 when x=6, find y when x=15.
0.8
1.5
3
5
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If x is inversely proportional to y and x=10 when y=4, find the value of x when y=0.4.
100
75
50
25
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If z is inversely proportional to ∛w and z=5 when w=8,
find the value of w when z=100.
1
0.1
0.01
0.001
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