find the NPW and IRR and fill out the table for a-d

11-31 A small used delivery van can be purchased for $20,000. At the end of its useful life (8 years), the van can be sold for $3000. Determine the PW of the depreciation schedule based on 15% interest using: (a) Straight-line depreciation (b) Double declining balance depreciation (c) 100% bonus depreciation (d) MACRS depreciation 1-32 Loretta Livermore Labs purchased R\&D equipment