A project has the activity duration and cost information indicated in the table where all times are in weeks. There is a penalty of $6,000 per week for every week the project extends beyond 25 weeks
What is the lowest total cost duration for completing this project?
Activity Predecessor Normal Time Normal Cost Crash Time Crash Cost
A -- 8 $12,000 5 $22,000
B A 12 $18,000 9 $32,000
C A 15 $22,000 9 $62,000
D B 3 $9,000 2 $18,000
E C 9 $15,000 5 $35,000
F E 7 $5,000 5 $8,000
G D 8 $13,000 6 $23,000
H A 12 $20,000 8 $32,000
J H 6 $45,000 4 $56,000
A) 34 weeks
B) 36 weeks
C) 40 weeks
D) 43 weeks
A
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