The cost of parking is not proportional to the number of hours parked.
We need to check whether the cost of parking is proportional to the number of hours parked.
The ordered pairs from the table is (1, 4), (5, 10) and (12, 15).
What is the direct variation?
A direct variation is a proportionality relationship in which two quantities follow a direct relationship.
Taking hours as abscissa and cost as ordinate. We can get the coordinate of three points: (1, 4), (5, 10) and (12, 15) mark it on the graph.
The cost of parking is not proportional to the number of hours parked.
That is, 10-4/5-1≠15-10/12-5
Therefore, the cost of parking is not proportional to the number of hours parked.
To learn more about proportionality visit:
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