pls solv the full question

Given the activities wnose sequence is described by the following table Activity mmediate Predecessor) Time estimates (in days) Optimistic Most likely Pessimistie D E BD At AE 6 4 2 7 4 10 2 5 1 16 2 5 1 3 20 G 6 14 4 2 12 20 10 G HE Determine the expected completion time and variance for each . (! ) Activity Expected completion time, to ) activity Variance, vt B D 11 F G H 4 Given ES and EF determine LS, LF, and slack for each activity, LF Sack Activity ES EF A 5.83 8 C 0 2 O 9 E 9 13 13 23 G13 15.17 H 23 29 1 15.17 26.17 1 210.22 K 29 36.33 What is the total project completion time? days What is the critical path for the project? (A-B- Callsie: 6-1) What is the probability that the project will finish in 40 days or less