Data were collected regarding the prices plumbers charge for their services in a certain ares. Most of their charges include a fiat fee and then an hourly charge. Based on the data gathered, the amount, A, a plumber charges for thours of can be modeled by the equations 50 which statement is correct?
On average plumbers in this area charge a fiat fee of $30 and $50 for each hour they work.
On average plumbers in this area charge a fat fee of $50 and 550 for each hour they work
On average plumbers in this area charge at fee of $230 and $30 for each hour they work.
On average plumbers in this area change a flat fee of $50 and 5130 for each hour they work