Gamma Ltd$.$ acquired a tract of land with a building for $$300,000.$ The closing statement indicated that the land's assessed tax value was $$200,000$ and the building's value was $$100,000.$ The land was acquired as a site for Gamma's new office building and immediately after acquisition the building was demolished at a cost of $$30,000.$ Gamma Ltd$.$ constructed a new building, for $$450,000$ plus the following costs:

$\backslash$table$[[$Building design,$$10,000$ Answer all parts correctly and show all work thanks!