An electrician charges a one-time site visit fee to evaluate a potential job. If the electrician accepts the job, he charges an hourly rate plus the cost of any materials needed to complete the job. The electrician also charges for tax, but only on the cost of the materials. If the total cost of completing a job that takes h hours is given by the function C(h) = 45h + 1.06(82.5) + 75, then the term 1.06(82.5) represents
A. the hourly rate.
B. the site visit fee.
C. the cost of the materials, including tax.
D. the cost of the materials, not including tax.
Answer:C
An electrician charges a one-time site visit fee to evaluate a potential job. If the electrician accepts the job, he charges an hourly rate plus the cost of any materials needed to complete the job. The electrician also charges for tax, but only on the cost of the materials. If the total cost of completing a job that takes h hours is given by the function C(h) = 45h + 1.06(82.5) + 75, then the term 1.06(82.5) represents
A. the hourly rate. B. the site visit fee. C. the cost of the materials, including tax. D. the cost of the materials, not including tax.
Explanation: C