A company purchased a machinery on 1st January 2007, for 20000. It purchased another machine on June 30 2007 costing 10000 and on 1st july 2008 costing 15000. On 31st march 2009, the machinery purchased on 1st january 2007 became obsolete and sold for 6000 . Show the machinery A/c for three years charging depreciation @10% per annum by dimishing balance method. The accounts are closed on 31st dec every year