The following is financial information of Jenny Lee Co. (a retailing firm) for the year ending 31 July 2022: • Sales: $65 000 • Sales returns: $4000 • Sales commissions: $1000 • Inventory on 1 July 2022: $9 000, • Purchases: $22 000, • Purchases returns: $ 1 900. • Inventory on 31 July 2022: 13,000 • Administration and wage expenses: $5000

Required:

Based on the above information calculate the following items for the year ending 31st July 2022:

1) Net sales 

2) Net purchases 

) 3) Cost of goods available to sell

4) Cost of good sales 

5) Net profit before tax