The Cost, in Dollars, of Retaining the Services of a Computer

Multiple Choice

The cost, in dollars, of retaining the services of a computer repairman in Anchorville is given by $\mathrm{c}=66 \mathrm{x}+18$ , where $\mathrm{x}$ is the number of hours worked. Find the slope and $\mathrm{y}$ - intercept of the equation and explain what each signifies.

A) 84 signifies the cost for an on- site inspection.
B) 66 signifies the hourly rate, and 18 signifies the overhead charge.
C) - 66 signifies the hourly rate, and 18 signifies the travel cost.
D) 18 signifies the hourly rate, and 66 signifies the overhead charge.