Mustang Company uses the retail method to estimate its ending inventory. Selected information about its year 2020 operations is as follows: a. January 1, 2020, beginning inventory had a cost of $525,000 and a retail value of $917,000. b. Purchases during 2020 cost $2,012.000 with an original retail value of $3,491,000. C. Freight costs were $76,250 for incoming merchandise. d. Net additional markups were $615,000 and net markdowns were $349,000. e. Based on prior experience, shrinkage due to shoplifting was estimated to be $112,500 of retail value. f. Merchandise is sold to employees at a 20% of selling price discount. Employee sales are recorded in a separate account at the net selling price. The balance in this account at the time of estimation is $532,000. g. Sales to customers totaled $2.000,250 for year to date. Required: (Complete 2 of the 3 methods) 1. Estimate ending inventory and cost of goods sold using the average cost retail method. (Round your cost- to-retail percentage calculation to whole dollars.) 2. Estimate ending inventory and cost of goods sold using the conventional retail method. (Round your cost- to-retail percentage calculation to whole dollars.) 3. Estimate ending inventory and cost of goods sold using the LIFO retail method. (Assume stable prices.)