Mary Lizer wants to buy a new line of mufflers for her auto shop. She is considering purchasing the mufflers from one of two different manufacturers: Manufacturer A offers a 19%, 12%, 6% series discount Manufacturer B offers a 24%, 15.5% series discount Both manufacturers have the same list price of $495.00 per muffler. To purchase the mufflers at the lowest price, which manufacturer should Mary buy from (A or B)? Justify your answer with a calculation. (3 marks)