Verizon offers to sell cellular phones listing for $95.09 with a chain discount of 15/10/5. Cellular Company offers to sell its cellular phones that list at $98.19 with a chain discount of 25/5. If Irene is to buy seven phones, how much could she save if she buys from the lower-priced company? (Do not round intermediate calculations. Round all dollar amounts to the nearest hundredth. Round your final answer to the nearest cent.)