S. 45 : Capital gains-Cost of acquisition-Slump sale-Adjustment of business impairment loss on land purchased as part of slump sale of business-Indexed cost of acquisition has to be calculated from the actual cost of land acquired by the assessee-Fixed assets schedule pprepared for Comoanies Act has no relevance, no depreciation can be allowed on free hold land-In the absence of proper details, the additions made by the AO are sustained. [S. 32, 48, 50B]