Reference no: EM132722972

The US government has contracted with Raytheon to build its new Peacekeeper 2 ballistic missile. The project has been laid out with durations (in weeks), predecessors, and costs included:

Activity Norm Time (wks) Crash Time (wks) Norm Cost Crash Cost Predecessor(s)

A 3 2 $2,400 $3,100 -

B 7 5 $1,120 $1,340 -

C 7 4 $1,200 $1,500 A

D 4 3 $2,020 $3,300 A

E 4 3 $600 $800 B

F 3 2 $500 $730 E

G 9 6 $475 $820 D, C

Which of the following is the critical path?

A-D-G

B-E-F

A-C-G

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

B

C

G

E

What is the weekly crashing cost of the activity selected in the previous question? (two decimal places.)

Crash the project from 19 weeks to 14 weeks. What is the total cost of crashing the project (just the additional cost, not total project cost)? (two decimal places.)