

Understanding the Constant of Proportionality
Interactive Video
•
Mathematics
•
6th - 7th Grade
•
Practice Problem
•
Hard
Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the constant of proportionality in a proportional graph?
The ratio of y to x
The number you multiply x by to get y
The difference between x and y variables
The sum of x and y variables
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the water usage example, what is the constant of proportionality?
7
5
10
3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you find the constant of proportionality using a table?
By finding a pattern in the table
By multiplying x and y
By subtracting x from y
By adding x and y values
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for finding the constant of proportionality?
y = x + k
y = x / k
y = k - x
y = k * x
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the hiking distance example, what is the constant of proportionality?
5/6
5/7
6/5
7/5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why might the constant of proportionality not be a whole number?
Because x is always larger than y
Because the ratio of y to x is a fraction
Because the graph is not proportional
Because x and y are always equal
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you determine the constant of proportionality if it's not clear from the table?
By guessing
By using the y/x ratio
By adding all x values
By subtracting y from x
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