These problems go together. Thank you for your help!

11-12 Sid Davidson is the personnel director of Babson and Willcount, a company that specializes in consulting and research. One of the training programs that Sid is considering for the middle-level managers of Babson and Willcount is leadership training. Sid has listed a number of activities that must be completed before a training program of this nature could be conducted. The activities and immediate predecessors appear in the following table: ACTIVITY IMMEDIATE PREDECESSORS AD Develop a network for this problem. Note: means the problem may be solved with QM for Windows; means the problem may be solved with Excel QM; and means the problem may be solved with QM for Windows and/or Excel. 11-13 Sid Davidson was able to determine the activity times for the leadership training program. He would like to determine the total project completion time and the critical path(s). The activity times appear in the following table (see Problem 11-12 O): ACTIVITY TIME (DAYS) 5