AnswersHCISD-Mathematical Models with Applications B-CR SUMMEREquations of Proportional Relationships

Equations of Proportional Relationships Answers

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Consider the graph and equation, y = 3x, that represent Alonso’s walking speed. What relationship is represented by this equation and graph? What would the points (3, 9) and (5, 15) represent? Explain.

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Which did you consider in your response? Check all that apply.

A
Alonso’s walking speed represents a proportional relationship.
B
For every hour that Alonso walks, he travels 3 miles.
C
(3, 9) represents 3 hours, and 9 miles walked.
3

What is the constant of proportionality for Alonso? 1✔ 346

Answers:
Selection 1:3
Selection 2:1
Selection 3:Alonso
4

The points would lie on a straight line that passes through the origin, so the relationship is proportional.The points would not lie on a straight line, so the relationship is not proportional.The points would lie on a straight line that does not pass through the origin, so the relationship is not proportional.The equation y = 4x represents the data.The equation y = 4x does not represent the data

A
The points would lie on a straight line that passes through the origin, so the relationship is proportional.
B
The points would not lie on a straight line, so the relationship is not proportional.
C
The points would lie on a straight line that does not pass through the origin, so the relationship is not proportional.
D
The equation y = 4x represents the data.
E
The equation y = 4x does not represent the data

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