You've just finished fixing a furnace. It's time to figure
out how much to charge your customer. You replaced 2 parts: a
gas valve and a thermocouple. The job took an hour and a half of labor.
gas valve costs $127. The thermocouple, which is a safety that shuts off the
gas valve if the pilot ever goes out, costs $19.65.
Your hourly rate
is $50. Also, you have to add 7 percent tax to the invoice.
does the customer owe?
Want to see the