My wife called this place up asking about the pric...

My wife called this place up asking about the price for an oil change. They tell her $40 and schedule an appointment. She arrives, and all of a sudden it's $50. She replies that she was told forty and the response she gets is "oh that's with tax".
A) tax is not 25%
B) if it's $50 then say that the first time
C) it's dirty inside
We won't be coming back for service or for purchasing our next vehicle.