Consider the following work breakdown structure: Start Finish Duration Estimate (Days) Activity Node Node Optimistic Most Likely Pessimistic 21 23 18 47 27 41 26 8 ABCDEFGH 1122356 4 2345667 9M6MAHIN 13 23 19 23 2 15 21 9 35 26 29 20 5 Within what amount of time (in weeks) is there a 90 percent probability that the critical path for this project will be completed? (Please keep 2 digits after the decimal point.)