The daily cost of hiring a plumber, y, to work hours on a repair project can be modeled using a linear function. The plumber charges a fixed cost of $60 plus an additional cost of $55 per hour. The plumber works a maximum of 10 hours per day.

For one day of work, what is the range of the function for this situation?

Answer

A. 0 < x < 10

B. 60 < y < 610

C. 0 < x < 6

D. 55 < y < 550