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Below is selected information taken from the balance sheet of Huy Corporation as of 12/31/06. Land Machines Gross P.P&E Accumulated depreciation Net P.P&E Depreciation expense 12/31/05 $100,000 80,000 180,000 25,000 $155,000 12/31/06 $100,000 70,000 170,000 $10,000 $160,000 $ 5,000 31. The average depreciable life of Huy's depreciable assets as of 2006 is: 32. The average age of Huy's depreciable assets as of 2006 is: 33. The average remaining years left of the depreciable assets as of 2006 are