Problem: This solution contains a Microsoft Power Point presentation with 55 slides that explains plant assets, depreciation, disposal of plant assets and depletion. Determining the cost of land, land improvements, buildings, and equipment is discussed. Each of these topics contains slides which explain and teach the concept, illustrate journal entries required and demonstrate the calculations necessary. How to calculate a change in the periodic rate is also shown. Plant asset disposal slides illustrate the following situations: retirement, loss on sale, and gain on sale. Depletion slides contain an example problem, calculations and a partial end of period balance sheet.