Identify the constant of proportionality (unit rate) in tables, graphs, equations, diagrams, and verbal descriptions of proportional relationships.
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Q 1/20
Score 0
A bag of oranges costs $4 for 8 oranges. What is the constant of proportionality (unit rate) for the cost per orange?
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0.75
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Q 2/20
Score 0
A car travels 300 miles using 10 gallons of gasoline. What is the constant of proportionality (unit rate) for miles per gallon?
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20 questions
Q.
A bag of oranges costs $4 for 8 oranges. What is the constant of proportionality (unit rate) for the cost per orange?
1
30 sec
7.RP.A.2.B
Q.
A car travels 300 miles using 10 gallons of gasoline. What is the constant of proportionality (unit rate) for miles per gallon?
2
30 sec
7.RP.A.2.B
Q.
A recipe uses 3 cups of flour to make 12 cookies. What is the constant of proportionality (unit rate) for cups of flour per cookie?
3
30 sec
7.RP.A.2.B
Q.
A bicycle tire rotates 360 times to travel 1 mile. What is the constant of proportionality (unit rate) for rotations per mile?
4
30 sec
7.RP.A.2.B
Q.
If 5 pounds of apples cost $10, what is the constant of proportionality (unit rate) for the cost per pound of apples?
5
30 sec
7.RP.A.2.B
Q.
A worker is paid $150 for 15 hours of work. What is the constant of proportionality (unit rate) for dollars per hour?
6
30 sec
7.RP.A.2.B
Q.
A train travels 450 kilometers in 5 hours. What is the constant of proportionality (unit rate) for kilometers per hour?
7
30 sec
7.RP.A.2.B
Q.
If a machine produces 240 widgets in 8 hours, what is the constant of proportionality (unit rate) for widgets per hour?
8
30 sec
7.RP.A.2.B
Q.
A cyclist covers a distance of 100 kilometers in 4 hours. What is the constant of proportionality (unit rate) for kilometers per hour?
9
30 sec
7.RP.A.2.B
Q.
An artist mixes 6 cups of blue paint with 9 cups of yellow paint to make green paint. What is the constant of proportionality (unit rate) for cups of blue paint per cup of yellow paint?
10
30 sec
7.RP.A.2.B
Q.
In a table showing the relationship between hours worked and money earned, when 4 hours yields 20 dollars, what is the constant of proportionality?
11
30 sec
7.RP.A.2.B
Q.
A car traveling at a constant speed covers 150 miles in 3 hours. What is the constant of proportionality in this situation?
12
30 sec
7.RP.A.2.B
Q.
In a graph showing the relationship between the number of days and the total amount of water consumed, the point (2, 10) lies on the line. What is the constant of proportionality?
13
30 sec
7.RP.A.2.B
Q.
You have a recipe that requires 3 cups of flour for every 2 cups of sugar. What is the constant of proportionality if you compare the cups of flour to the cups of sugar?
14
30 sec
7.RP.A.2.B
Q.
A cyclist travels 90 miles in 3 hours. What is the constant of proportionality representing the cyclist's speed?
15
30 sec
7.RP.A.2.B
Q.
A store sells 16 apples for $8. What is the constant of proportionality representing the price per apple?
16
30 sec
7.RP.A.2.B
Q.
If a worker is paid $240 for working 8 hours, what is the constant of proportionality representing the hourly pay?
17
30 sec
7.RP.A.2.B
Q.
A recipe requires 5 cups of water for 10 ounces of pasta. What is the constant of proportionality if you compare cups of water to ounces of pasta?
18
30 sec
7.RP.A.2.B
Q.
A car uses 12 gallons of fuel over 300 miles. What is the constant of proportionality representing the miles per gallon?
19
30 sec
7.RP.A.2.B
Q.
In a proportional relationship, 6 notebooks cost $24. What is the constant of proportionality representing the cost per notebook?
