An airline finds that if it prices a cross-country ticket at $400, it will sell 500 tickets per day. It estimates that each $20 price reduction will result in 50 more tickets sold per day. Find the ticket price (and the number of tickets sold) that will maximize the airline's revenue.

As a result of a thorough physical inventory, waterway company determined that it had inventory worth $320200 at december 31, 2020. this count did not take into consideration the following facts: walker consignment currently has goods worth $47400 on its sales floor that belong to waterway but are being sold on consignment by walker. the selling price of these goods is $75900. waterway purchased $21900 of goods that were shipped on december 27, fob destination, that will be received by waterway on january 3. determine the correct amount of inventory that waterway should report.