Please help answering Q2 and Q3

Presented below is information related to Carpenter Inc. Assuming that carpenter Inc. uses the conventional retail inventory method, use a schedule to compute the cost of its ending inventory at December 31, 2015. Compute the cost of its ending inventory at December 31, 2015, using cost. Compute the cost of its ending inventory at December 31. 2015, using FIFO. Hodge Co. exchanged Building 24 which has an appraised value of $2, 600,000, a cost of $5, 060,000, and accumulated depreciation of S2.500.000 for Building M belonging to Fine Co. Building M has an appraised value of $2, 800,000, a cost of $6, 020,000, and accumulated depreciation of $3, 168,000. The correct amount of cash was also paid. Assume depreciation has already been updated. Prepare the journal entries to record the exchange on the books of both companies. Assume that exchange has commercial substance. Prepare the journal entries to record the exchange on the books of both companies. Assume that exchange lacks commercial substance