The 2011 financial statements for Leggett & Platt, Inc. report the following information: Year ended December 31, 2011 2010 (In millions) Depreciation and amortization expense $ 98.1 $ 103.0 Property and equipment, net 580.6 624.2 Land 45.2 48.5 Accumulated depreciation and amortization 1,193.2 1.173.9 (Be careful – the Land is included in the Property and Equipment!) a. By what percentage are the assets ‘used up’ at the year-end 2011? What implication does this ratio have for future cash flows at Leggett & Platt? b. Estimate the useful life on average for the Leggett & Platt depreciable assets.