5 Questions
What is the constant of proportionality in the graph shown?
0.5
Which situation is best described by the graph shown?
Mark buys packs of gum for $1.50 each.
As the x-value increases by 20, the y-value increases by 10. Which of the following equations represents the relationship between the x and y values?
y = x + 10
Art mows 8 acres in 4 hours. How many acres does Art mow per hour?
2 acres
An app developer projects that he will earn $230.00 for every 100 apps downloaded. Which of the following equations can be used to represent the relationship?
y = 0.23x
Test your understanding of proportional relationships with this unit test. Solve problems involving constant of proportionality and interpret graphs to determine the best description of a given situation. Show your thinking and mathematical reasoning to demonstrate proficiency in this key concept.
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