Perpetual: LIFO and Moving-Average The beginning inventory, purchases, and sales for Myrl Sign Company for the month of April follow. Date Beginning Inventory and Purchases Sales Units Cost/Unit Units April 1 (BI) 100 $4.30 100 4.50 200 4.60 April 20 400 5.50 April 30 650 BI: Beginning Inventory Required: Calculate the total amount to be assigned to cost of goods sold for April and the ending inventory on April 30, under each of the following methods: Cost of Goods Sold Inventory on Hand 1. Perpetual LIFO inventory method $ 2. Perpetual moving-average inventory method