Useful Lives" Property and Equipment (5 millions) (Years) Land Buildings and building equipment 23 Machinery and equipment 11 Dies, patterns, tools, etc 8 All other 5 Construction in progress Total at cost Less accumulated depreciation Total Weighted averages 2015 2014 $114 $120 3,682 3.037 5.721 5.00 1.567 1,552 875 889 530 12.304 11,217 5.846 5.694 56.458 55.523 Total property and equipment additions in 2015, 2014 and 2013 were $566 million $1,016 million and $1,158 million, and depreciation was 692 million, 5696 million and 5637 milion, respectively a. Compute the average useful life of Deere's depreciable assets at year-end 2015. Round answer to one decimal place. 17.1 x years b. Estimate the percent used up of Deere's depreciable assets at year-end 2015. Round answer to one decimal place (exc 0.2345 - 23.5%) 49.3 Useful Lives" Property and Equipment (5 millions) (Years) Land Buildings and building equipment 23 Machinery and equipment 11 Dies, patterns, tools, etc 8 All other 5 Construction in progress Total at cost Less accumulated depreciation Total Weighted averages 2015 2014 $114 $120 3,682 3.037 5.721 5.00 1.567 1,552 875 889 530 12.304 11,217 5.846 5.694 56.458 55.523 Total property and equipment additions in 2015, 2014 and 2013 were $566 million $1,016 million and $1,158 million, and depreciation was 692 million, 5696 million and 5637 milion, respectively a. Compute the average useful life of Deere's depreciable assets at year-end 2015. Round answer to one decimal place. 17.1 x years b. Estimate the percent used up of Deere's depreciable assets at year-end 2015. Round answer to one decimal place (exc 0.2345 - 23.5%) 49.3