50 POINTS Here are the prices for cheese pizza at a certain pizzeria: small pizza is 11.60 medium is unknown large is 16.26
A. You had a coupon that made the price of a large pizza $13.00. For what percent off was the coupon
B. Your friend purchased a medium pizza for 10.31 with a 30% off coupon. What is the price of a medium pizza without a coupon
C. Your friend has a 15% off coupon and $10. What is the largest pizza that your friend can afford, and how much money will be left over after the purchase.