XD plc prepares its financial statements for the year ended 31 December. XD charges depreciation straight line basis. XD acquired a machine on 1 January, 2014 for 70,000 , it is expected that the machine will last until 31 December 2020 when it will be sold for 14,000. What will be the net book value (cost less accumulated depreciation) of the machine on 31 December, 2018?