In one day, an airline sells $2,940,500 in tickets to customers. The cost to process and mail a ticket average of 8% of the price of the ticket. How much does the airline spend on those ticketing costs each day? Using the information from Figure 8-2, how much money can the airline save if it can convert 65% of those sales to e-tickets?

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?