MARKING SCHEME FOR ASSIGNMENT 3, MC 3416, 2011
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   Question 1 (a)         5 marks

   Question 2 (a)         5 marks

   Question 2 (b)         5 marks

   Question 3 (a)         5 marks

   Question 4 (b)         5 marks

   Question 5             5 marks
                          -------
                   total 30 marks