Big Jack's pizzas are the best values in town. His guarantee is that if you buy 5 pizzas, he'll take 10 % off the sixth, 20 % off the seventh, and 50 % off of every pizza after that. On Friday night Mario's fraternity ordered 8 pizzas for their party. What was the price per square inch on the 7 th pizza if each pizza was an 14-in round and the original price was $ 10.99 question mark (Use 3.14 for pi.)