In Jan 2017 Ross Inc. purchased a manufacturing plant costing $130,000. Ross estimated the plants life and residual value at 8 years and $10,000, respectively. In Jan 2020 Ross revised the plants life down from a total of 8 to a total of 6 years, and the residual value down to $5,000.

Determine annual depreciation expense for 2020, assuming Ross uses the straight-line method of depreciation.

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