The Jupiter Company produces multiple products from the same material using a specialized polishing machine. One of the products has the following data per unit Selling price $19 Variable costs $13 Fixed cost $5 Direct labour hours 5 hrs Metres of material 4 m Polishing machine time (minutes) 2.5 min. There is a limit on the amount of polishing machine time available each month Required: 1 Calculate the profitability of the product for the given constraint (profitability index) (3 marks) 2. Identify one way to relax the given constraint (1 mark)