Can someone please help me figure out the building year 3 cost recovery?

DLW Corporation acquired and placed in service the fllowing assets during the year: (Use MACRS Table 1, Table 2, Table 3, Table 4 and Table 5.) Date Acquired Cost Basis $ 18,300 Asset Computer equipment Furniture Commercial building 1/16 8/26 18,800 323,000 Assuming DLW does not elect 179 expensing or bonus depreciation, answer the following questions