Understanding Linear Functions and Rates
Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Thomas White
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of using graphs in understanding linear functions?
To avoid using equations
To visualize the relationship between variables
To confuse students
To make the equations look more complex
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the context of the MP3 download site example, what does the slope of 0.25 represent?
The total cost of the subscription
The number of songs downloaded
The fixed monthly fee
The cost per song downloaded
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the y-intercept of 3 signify in the MP3 download site example?
The cost per song
The total number of songs
The monthly fixed fee
The total monthly cost
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which company offers a cheaper subscription for downloading 10 songs?
Company 1
Company 2
Neither, both are expensive
Both are the same
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the slope of a line determined when graphing a linear function?
By the total cost
By the y-intercept
By the x-intercept
By the rise over run
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a steeper slope indicate in the context of subscription models?
A lower cost per song
A higher cost per song
A lower fixed fee
A higher fixed fee
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the car mileage example, what does the rate of change of 15,000 represent?
The total miles driven
The miles driven per year
The initial mileage
The resale value of the car
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