A new barcode reading device has an installed cost basis of $20,030 and an estimated service life of nine years. It will have a zero salvage value at that time. The 150% declining balance method is used to depreciate this asset. a. What will the depreciation charge be in year nine? b. What is the book value at the end of year eight? c. What is the gain (or loss) on the disposal of the device if it is sold for $3,500 after eight years? a. The depreciation charge in year nine will be $ (Round to the nearest dollar.)