please help me i have an exam in sn hour

PLEASE SHOW YOUR CALCULATIONS. SHOW YOUR WORK UNDER THE SPACE PROVIDED FOR EACH QUESTION You will NOT be granted any points, if you do not show your work. la) Harding Systems, Inc. uses a periodic inventory system. The purchases of a particular product during the unar are chnum holnar: On July 10 Harding Systems, Inc, sold 1600 units. At December 31 the ending inventory consisted of 2000 units. Refer to the above data to solve i, ii, iii, iv and v ( 30 points) i) Compute the cost of goods sold for the current year based on the UFO method of inventory valuation. ii) Compute the cost of the ending inventory based on the UFO method of inventory valuation. iii) Compute the cost of goods sold for the current year based on the FIFO method of inventory valuation. iv) Compute the cost of the ending inventory based on the FIFO method of inventory valuation. v) Compute the cost of goods sold for the current year based on the average-cost method of inventory valuation. b) An asset which costs $18,800 and has accumulated depreciation of $6,000 is sold for $11,600. What amount of gain or loss will be recognized when the asset is sold? (7.5 points)