cant really figure out these two.

rieip Save Given the following information, determine the cost of the inventory at June 30 using the LIFO perpetual inventory method 28 units at $20 June 1 Beginning inventory each Sale of 20 units for $50 each June 15 20 units at $25 June 29 Purchase each The cost of the ending inventory is $660 $500 $560 $400 $700 Salmone Company reported the following purchases and sales for its only product. Salmone uses a perpetual inventory system. Determine the cost assigned to cost of goods sold using LIFO Date Activities Units Acquired at Cost Units Sold at Retail Beginning Inventory May 1 180 units @ $13 Purchase 235 units @$15 Sales 10 155 units @ $23 115 units $16 15 Purchase 105 units @ $24 Sales 24 $4,005 $4,165 $3,540 $4.060 $3.700