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Grade 8 HMH Go Math - Answer Keys
Chapter 3: Proportional Relationships; Lesson 1: Representing Proportional Relationships
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Independent Practice
The table shows the relationship between temperatures measured on the Celsius and Fahrenheit scales.
Question 7
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Is the relationship between the temperature scales proportional? Why or why not?
Question 8
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Describe the graph of the Celsius-Fahrenheit relationship.
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Question 9
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Analyze Relationships
Ralph opened a savings account with a deposit of $100. Every month after that, he deposited $20 more.
a. Why is the relationship described not proportional?
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Question 9
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b . How could the situation be changed to make the situation proportional?
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Question 10
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Represent Real-World Problems
Describe a real-world situation that can be modeled by the equation \(y=\large\frac{1}{20}\small\text{x}\). Be sure to describe what each variable represents.
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Look for a Pattern
The variables x and y are related proportionally.