operating profit to Rs 8839.29 crore. Other income of the company fell 30% to Rs 1079.41 crore. Interest cost fell 1% to Rs 1497.66 crore. Depreciation (includes Depletion, Amortization and impairment losses) cost increased 2% to Rs 5847.94 crore. PBT was down 77% Rs 2573.1 crore. Tax expenses were down 79% to Rs 922.19 crore. Net...