Find Constant of Proportionality
Authored by Anthony Clark
Mathematics
7th Grade
CCSS covered
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The student showed how this is proportional.
What is the constant rate of change? Always reduce fractions!
y/x
$2 per movie
2 movies per dollar
10 movies for $5
$5 per movie
Tags
CCSS.7.RP.A.2D
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The student showed how this is proportional.
What is the constant rate of change? Always reduce fractions!
y/x
1
2
6
1/6
Tags
CCSS.7.RP.A.2B
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The student showed how this is proportional.
What is the constant rate of change? Always reduce fractions!
y/x
1/3
3
6
6/2
Tags
CCSS.7.RP.A.2B
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The student showed how this is NOT proportional.
What ratio didn't belong?
15/1
30/2
48/3
Tags
CCSS.7.RP.A.2A
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The student showed how this is proportional.
What is the constant rate of change? Always reduce fractions!
y/x
5
6
30
8
Tags
CCSS.7.RP.A.2B
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The student showed how this is proportional.
What is the constant rate of change? Always reduce fractions!
y/x
10
15
1/10
1/15
Tags
CCSS.7.RP.A.2B
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
You can find the constant of proportionality (k) by doing:
k= y / x
k = x / y
k = x + y
k = x - y
Tags
CCSS.7.RP.A.2B
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