What does the 40.1t represents

Question

Jacob hired a handyman to fix his roof. The handyman charged him a total of $1650, which included a $848 charge for the parts needed. He asked for a breakdown of the bill and noticed that the work done to his roof after t hours can be modeled by the equation 1650 = 848 + 40.1t. In this equation, what does 40.1t represent?

Answer 1

The handyman charged $40.10 per hour (t).