On 1 July 2015, Green Ltd had office supplies costing $ 20,000. During the year ended 30 June 2016, the company purchased supplies costing $ 32,000. Of these, $ 4,000 worth of supplies were returned to the supplier as unsatisfactory. At 30 June 2016, it was ascertained that $ 7,000 worth of the supplies remained unused. What was the value of Green Ltd's office supplies expense for year ended 30 June 2016? $ 7,000 $41,000 $45,000 $25,000 None of the above