Business  calculation:  Unlike the previous year,  many candidates’ performed well.   However, the following formulae should be noted: 
                        
                          -  Net sales = Total Sales – Return  inwards
 
                          - Cost of goods sold = Opening Stock + Purchases –  Returns Outwards – Closing Stock
 
                          - Gross Profit = Turn Over – Cost of goods sold
 
                          - Net Profit = Gross profit – Total expenses
 
                          - Rate of Stock Turn = Cost of goods  sold
 
                                                   Average Stock 
                                                 
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