A-C-D-F-G b. What is the length of time to complete the project? Number of weeks c. Which activities have slack, and how much? OB, 2 weeks; E, 2 weeks. OD, 1 week; E, 2 weeks. OC, 1 week; E, 2 weeks. OC, 2 weeks; F, 3 weeks. c. Which activities have slack, and how much? OB, 2 weeks; E, 2 weeks. OD, 1 week; E, 2 weeks. OC, 1 week; E, 2 weeks. OC, 2 weeks; F, 3 weeks. Here is a table of normal and crash times and costs. NORMAL CRASH NORMAL CRASH ACTIVITY TIME TIME COST COST A 7 6 $7,000 $ 8,000 245245 BCDEFG 1 5,000 7,000 3 9,000 10,200 4 3,000 4,500 124 2,000 3,000 4,000 7,000 5,000 8,000 d-1. Which activities would you shorten to cut two weeks from the schedule in a rational fashion? A, C B, D A. E O B, C d-2. What would be the total incremental cost? Total incremental cost d-3. Is the critical path changed? Ovan Problem 4-18 (Static) The following CPM network has estimates of the normal time in weeks listed for the activities: (B(2) (D(5) A(7) C(4) a. Identify the critical path. A-C-D-E-G A-B-D-F-G A-B-D-E-G A-C-D-F-G E(2) F(4) G(5)