Your company purchased an item of machinery with a useful life of 150,000 hours (or 15 years) at a cost of $467,500 ($425,000 + 42,500 GST) plus installation costs of $27,500 ($25,000 + $2,500 GST). The machine was six months old at June 30 and had been used for 3,800 hours. The depreciation expense for the year ending June 30 would be: