4. The following selected transactions occurred at Mountain Hats, Inc. during the month of September (its first month of operations). Mountain Hats currently sells only one product - specialty ski hats with built-in speakers and Bluetooth capability. The company uses the perpetual inventory method. The hats sell for a retail price of $50.00 each (1) September 1: Purchased 100 hats for its inventory from its supplier for $28.00 each with cash. (2) September 4: Sold 16 hats to Sun 'N' Ski Sports on credit, with terms 2/10, 1/30 (3) September 6: Sold 30 hats to REI on credit, with terms 2/10, 1/30 (4) September 7: Sold two hats directly to a customer, who charged the purchase to her Visa credit card. Visa charges Mountain Hats, Inc. a 3 percent credit card fee. (5) September 9: Collected payment from Sun 'N' Ski Sports for the September 4 sale. (6) September 13: REI returned 10 hats back to Mountain Hats due to ordering the wrong color. (7) September 14: Collected payment from REI for the remainder of its purchases on September 6. A. What is the ending balance in Mountain Hat's "Inventory" account at the end of September