CBA Manufacturing produces custom built pollution control devices for medium steel mills. The following are the most recent project undertaken by the company. Activity Predecessors Optimistic Most Likely Pessimistic Cost per day and Crash Cost per Day A - 20 30 40 1500 B A 20 65 80 3500 C A 50 60 100 4000 D C 30 50 100 1900 E B 25 30 35 9500 F E 0.0 0.0 0.0 0 G D,F 25 30 35 2500 H G 10 20 30 2000 I H 20 25 60 2000 J H 8 10 12 6000 K J 0.0 0.0 0.0 0 L I,K 20 25 60 4500 Use two decimal places

1. Activity expected time is _____. 2. Total critical path is ____ days. 3. Total critical path cost is ____ pesos. 4. The total standard deviation of critical path is ____ days. use two decimal places 5. The probability (z value) of finishing the project in 270 days is ____. (use two decimal places) 6. If it is necessary to crash by 10 days, After crashing the project, the total expected time of project completion is ____ days. 7. If it is necessary to crash by 10 days, Assuming that the optimistic time estimates can be used as crash time. 8. The total crash cost for Activity A is _____ pesos.