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Exercise 1: Project management Francis Weber, regional manager of the Super Sandwich company, is in charge of opening a new fast food outlet on the campus of Troyes University. His main task is to hire a manager and staff to cook the ingredients, assemble and sell the sandwiches. ingredients, then assemble and sell the sandwiches. He also has to coordinate the refurbishment of a room that was previously used as a pet shop. He collected the following information (Table 1): . D N Activity Description Immediate Duration in predecessor(s) weeks) A Interviews for the restaurant manager 5 B Renovation of the building 7 Publication of job offers for staff 10 D Visit of the premises by the candidates A for the post of manager E Purchase of kitchen and dining room B 4 equipment F Final selection of candidates G Final selection of manager D H Organising orientation meetings and E, F, G taking care of the administrative tasks of Table 1: Project details NA N a. Draw the network diagram of the project. b. What is the expected completion date of the project? c. What is the total margin of each activity. Which ones are on the critical path