Mary purchased 4 tires by mail order. She paid $54.90 per tire plus $6.50 per tire for shipping and handling. There is no sale
s tax, because the tires were purchased out of state. She also had to pay $8.34 per tire for mounting and balancing. At a local store, Mary's total for the 4 tires with mounting and balancing would be $332 plus 8% sales tax. How much did Mary save by purchasing the tires through the mail? Mary saved $ nothing on the purchase of 4 tires.
