B. Which tasks are critical? (4 points)

C. List all paths in the network diagram and calculate the corresponding path time. (6 points)

D. Whats the critical path? (4 points)

E. What is the normal duration of the project (in days)? (3 points)

F. How much (in dollar value) does it cost at least if we want to reduce the duration of the project by 1 days? (5 points)

Please use the above formula to answer questions A-F

Q1 (30 points): Suppose your company starts a new project, and you are assigned as the project manager. The information of this project is summarized in the following table. ++P The network diagram for this project is as follows: (a) Fill in the following table. When conducting forward path, take care for tasks E and F: For each of these two tasks, the ES is the larger (later) one of its predecessors' EFs. When conducting backward path, take care for tasks B and A: For each of these two tasks, the LF is the smaller (earlier) one of its predecessors' LSs. (8 points)