Table contains data for the installation of new equipment in a manufacturing process at Excello Corporation. Your company is responsible for the installation project. Indirect costs are $15,000 per week, and a penalty cost of $9,000 per week will be incurred by your company for every week the project is delayed beyond week 9.

a. What is the shortest time duration for this project regardless of cost?
b. What is the minimum total cost associated with completing the project in 9 weeks?
c. What is the total time of the minimum-costschedule?

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Activity Immediate Predecessor(s) Normal Time (weeks) Crash Time (weeks) Normal Cost ($) Crash Cost ($) 7,000 3,000 12,000 12,000 8,000 5,000 9,000 10,000 3,000 40,000 28,000 8,000 15,000 18,000 D, E