8. An interior designer charges customers an initial consultation fee plus an hourly rate. The table shows the linear relationship between x, the number of hours, and y, the total cost of hiring the designer.
Find the rate of change.
0
125
2
235
HOURS
TOTAL COST ($)
8
565
15
950
*
What does the rate of change represent in the context of the situation?
Maneuvering the Middle LLC, 2016