Problem 3-6. PERT/CPM use space below and on next page; show your work 3. ( /12 points) For the following PERT problem, identify below the normal solution (path, time, and cost) 4 ( /28 points) Identify below the ES/EF/LS/LF for each activity working with the normal time values. 5. ( /14 points) Identify below the change in cost over the change in days for each activity. 6. ( /12 points) On the next page identify the all-crash solution (path, time, cost)