RETAKE: Constant of Proportionality
Authored by Angel Gregory
Mathematics
6th - 8th Grade
CCSS covered
Used 2+ times
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7 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 2 pts
Which equation matches the constant of proportionality?
x = y
y = x
y = kx
l x w
Tags
CCSS.7.RP.A.2C
2.
MULTIPLE CHOICE QUESTION
5 mins • 2 pts
Which equation helps you solve for k?
k = x/y
k = y/x
k = y + x
k = 2x
Tags
CCSS.7.RP.A.2B
3.
MULTIPLE CHOICE QUESTION
5 mins • 2 pts
Determine the constant of proportionality for the table.
Express your answer as y = kx
y = 18x
y = 22.50x
y = 18.50x
y = 22x
Tags
CCSS.7.RP.A.2B
4.
MULTIPLE CHOICE QUESTION
5 mins • 2 pts
Write an equation that represents the proportional relationship.
y = 2x
y = 1/2x
y = 2x + 1
y = 1/2x + 1
Tags
CCSS.7.RP.A.2C
5.
MULTIPLE CHOICE QUESTION
5 mins • 2 pts
If Justin can type 408 words in 4 minutes, how many words can he type per minute?
102 words per minute
100 words per minute
400 words per minute
412 words per minute
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
6.
MULTIPLE CHOICE QUESTION
5 mins • 2 pts
Find the unit rate of 624 calories in 3 servings.
1,872 calories per serving
208 calories per serving
624 calories per serving
621 calories per serving
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
7.
MULTIPLE SELECT QUESTION
5 mins • 4 pts
Select ALL equations that are proportional.
y = 3x
y = 25x
y = 7x
y = 2x - 1
y = 4000x
Tags
CCSS.7.RP.A.2C
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