At 31 October 2013 a business had machines with a cost of $120,000 and with accumulated depreciation of $ 25,000. On 1 January 2014 thay sold a machine for $ 10,000. This machine had originally cost $30,000 on April 2012. The business had a depreciation policy of charging straight-line depreciation at the rate of 20% per annum, on a monthly basis.
What is the depreciation expense for the yesr ended 31 October 2014?