Using the information in Table 1, assuming that the project team will work a standard working week (5 working days in 1 week) and that all tasks will start as soon as possible: Task Description Predecessors Duration (Working Days) 5 A B 15 A 25 B D 15 B E Requirement Analysis Systems Design Programming Telecoms Hardware Installation Integration System Testing Training/Support Handover and Go-Live 30 B F 10 C D G 10 E, F G . 5 1 1 5 H Table 1 1. Construct the network diagram for the project (6) 2. Determine the critical path of the project (3) 3. Calculate the planned duration of the project in weeks (2) 4. Perform the backwards and forwards pass on the network diagram (10) 5. Identify any non-critical tasks and the float (free slack) on each. (4) 6. Explain the concept of cost/time trade-off, If the project manager had to reduce the duration of the project by 3 days, which path should he target and why? (3)