Laker Company reported the following January purchases and sales data for its only product. For specific identification, ending inventory consists of 228 units, where 180 are from the January 30 purchase, 5 are from the January 20 purchase, and 43 are from beginning inventory. Please show work!

Determine the cost assigned to ending inventory and to cost of goods sold using weighted average. Note: Round cost per unit to 2 decimal places. Determine the cost assigned to ending inventory and to cost of goods sold using FIFO. Determine the cost assigned to ending inventory and to cost of goods sold using LIFO