On 31 March 2022, L Cowal purchased a new computerised machine costing, before trade-in, $27 500 ($25 000 +

$2500 GST). The old machine had cost $18 000 and the accumulated depreciation was $7800 to 30 June 2021;

depreciation 1 July 2021 to 31 March 2022 was calculated as $2700. The trade-in was $9075 ($8250 + $825 GST). A remittance was made on 15 April to P V Machinery. The new machine is to be depreciated using the straight line method (the same method as the traded-in machine). It is expected to last five years and has a nil residual value.

Prepare:

a depreciation worksheets for the machines to 30 June 2023 b disposal and purchase of machinery in the general journal format to 15 April 2022 c an extract income statement and balance sheet for 30 June 2022.