D Co produces different types of toys. On 1 July 2019, D Co purchased a new machine for $4.5 m (inclusive GST) which it used to produce the packages in which different types of items were placed for sale to retailers. At the time of acquiring the machine, D Co estimated that the machine would have an effective life of 5 years before it needed to be replaced. Afterward, on 1 July 2021, because of new technology, a better machine became available and D Co decided to sell the original machine for $750,000 (inclusive