PM.62 The US government has recently contracted with Boeing to build its fleet of airborne tankers. The project has been laid out with durations (in weeks), predecessors, and costs included:

Activity Normal Time (weeks) Crashed Time (weeks) Normal Cost Crashed Cost Predecessor(s) A86$1,350$1,950-B98$1,400$2,490-C97$1,000$2,750BD53$2,300$2,700AE43$690$1,150BF32$590$1,300EG106$520$1,000C, D, F

What is the critical path of the project?

B-C-G B-E-F-G A-D-G

If you wanted to shorten the overall duration of the project, which activity would you crash first?

C E B G

What would be the weekly crashing cost of the activity you selected in the previous question? (Display your answer to two decimal places.)

Crash the project by 5 weeks. What is the total cost of crashing the project (just the additional cost, not total project cost)? (Display your answer to two decimal places.)