2) Consider the information provided in table and the network diagram below:

Activity (A) Normal Time (4 weeks) Normal Cost ($800) Crash Time (3 weeks) Crash Cost ($1200) Max. weeks reduced (1) Crash Cost per week ($400) Activity (B) Normal Time (3 weeks) Normal Cost ($900) Crash Time (2 weeks) Crash Cost ($1000) Max. weeks reduced (1) Crash Cost per week ($100) Activity (C) Normal Time (5 weeks) Normal Cost ($1250) Crash Time (3 weeks) Crash Cost ($2250) Max. weeks reduced (2) Crash Cost per week ($500) Activity (D) Normal Time (2 weeks) Normal Cost ($800) Crash Time (2 weeks) Crash Cost ($800) Max. weeks reduced (0) Crash Cost per week ($0) Activity (E) Normal Time (5 weeks) Normal Cost ($1500) Crash Time (4 weeks) Crash Cost ($2000) Max. weeks reduced (1) Crash Cost per week ($500) Activity (F) Normal Time (6 weeks) Normal Cost ($2000) Crash Time (5 weeks) Crash Cost ($3000) Max. weeks reduced (1) Crash Cost per week ($1000) Activity (G) Normal Time (4 weeks) Normal Cost ($600) Crash Time (3 weeks) Crash Cost ($900) Max. weeks reduced (1) Crash Cost per week ($300) Activity (H) Normal Time (3 weeks) Normal Cost ($900) Crash Time (3 weeks) Crash Cost ($900) Max. weeks reduced (0) Crash Cost per week ($0)

a) Calculate the completion time of the project and identify the activities on the critical path. b) Reduce the completion time of the project by 3 weeks in the most economical way. c) Reduce the completion time of the project by 5 weeks in the most economical way. d) Calculate the minimum time for completing the project possible.