introduction to operations research

Suzy Bakery is introducing new cookies and before the cookies can be introduced, the activities in the following table must be completed (all duration are in weeks). Activity Description Predecessors Duration A Design the cookies recipe. - 6 B Survey the market. - 5 0 Place orders for cookies ingredients. A 3 D Receive the ingredients. 0 2 E Bake cookies for promotion. A, D 3 F Develop ad campaign. B 2 G Set up bakery for cookies production. E 4 H Deliver cookies to customers. G, F 2 Obtain the following: o The arrow diagram for this project. . The total float and free float for each activity. . The critical path. . The project duration to produce the new cookies