The inventory records for Rudolph Enterprises Limited shows the following information for the month of August 2023: August 1 - beginning inventory 175 units @ \$20/unit =$3,500 August 10 - purchase 320 units @ \$25/unit = \$8,000 August 15 - purchase 175 units @ \$30/unit = \$5,250 On August 25 Rudolph sold 350 units for $80 each. Required: 1. Compute the cost of goods sold \& ending inventory using each of the following methods: a. Specific unit cost, with 75 units from beginning inventory, 150 units from the August 10 purchase \& 95 units from the August 15 purchase still on hand at August 31, 2023. b. Weighted - average cost c. First-in, first-out cost