Find Unknowns Using Proportions
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of these proportional equations would you use to find the missing pieces of a percent problem, using the words "OF and IS"?
Tags
CCSS.7.RP.A.2C
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of these proportional equations would you use to find the missing pieces of a percent problem, using the words "Part and Whole"?
Tags
CCSS.7.RP.A.2C
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
There are 9 students in a classroom that play football, this is 37.5% of the class. How many students are in the class?
Set up a proportion to help you solve this problem.
Tags
CCSS.7.RP.A.2C
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the constant? Always reduce fractions!
1
12
1/12
Tags
CCSS.6.RP.A.3B
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
25
250
10
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
25
250
10
Tags
CCSS.7.RP.A.2B
7.
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
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