The beginning inventory for Dunne Co. and data on purchases and sales for a three-month period are shown in Problem 7-1B.

Date		Transaction	Number of units	Per unit ($)	Total ($)
April	3	Inventory	25	1.200	30.000
	8	Purchase	75	1.240	93.000
	11	Sale	40	2.000	80.000
	30	Sale	30	2.000	60.000
May	8	Purchase	60	1.260	76.500
	10	Sale	50	2.000	100.000
	19	Sale	20	2.000	40.000
	28	Purchase	80	1.260	100.800
June	5	Sale	40	2.250	90.000
	16	Sale	25	2.250	56.250
	21	Purchase	35	1.264	44.240
	28	Sale	44	2.250	99.000

Instructions 1. Determine the inventory on June 30, 2014, and the cost of goods sold for the threemonth period, using the first-in, first-out method and the periodic inventory system. 2. Determine the inventory on June 30, 2014, and the cost of goods sold for the threemonth period, using the last-in, first-out method and the periodic inventory system. 3. Determine the inventory on June 30, 2014, and the cost of goods sold for the threemonth period, using the weighted average cost method and the periodic inventory system. Round the weighted average unit cost to the dollar. 4. Compare the gross profit and June 30, 2014, inventories using the following column headings: