ey A project with nine activities are shown below Activity X, IP =none, 11 days Activity G, IP = F, 31 days Activity F, IP = X, 11 days Activity N, IP = M, P, 23 days Activity P, IP = F, 34 days Activity M, IP = K, 17 days Activity R, IP = P. G. 26 days Activity K, IP = X, 31 days Activity Z IP = NR21 days Activity X is the first activity in the project Furthermore, the project is completed when activity Z is finished Perform forward and backward passes of CPM Answer the questions shown below. The project completion time is days EF of activity N = LS of activity N= EF of activity P = LS of activity Pa Slack of activity P = days Path X-K-M-N-Z is critical (write yes or no) Path X-F-P-N-Z is critical (write yes or no) Search