Trina is purchasing a new bike the store is having 20% off sale and she as 10% coupon of the sale price if the original price of the bike is $89.75 what is the price trina will pay

Suppose a store sells an average of 80 cases of soda per day. assume that each case contains 24 cans of soda and that the store is open 10 hours per day. find the average number of soda that the store sells per hour.