Question: HOMEWORK #3 Given the following project: Activity Predecessor Normal Time (day) Normal Cost (S) Crash Time Crash Cost (day) ($) A 4 2 800 1200

HOMEWORK #3 Given the following project: Activity

HOMEWORK #3 Given the following project: Activity Predecessor Normal Time (day) Normal Cost (S) Crash Time Crash Cost (day) ($) A 4 2 800 1200 B 10 7 1300 2400 1700 1600 C 6 1100 4 A A.B D 7 1000 4 E 10 2000 8 3000 F C.D 5 900 (a) Draw the network and find the critical path duration of the project, total cost of project using normal times. (b) Calculate the maximum time reduction and crash cost-per-day (all activities may be partially crashed) for each activity. Then fill the table below. (Note: Activity F cannot be crashed) Activity Maximum Time Reduction (day) Cost to Crash per Period ($/day) A B C D E F (c) Find the optimal way of getting a 20-day delivery time. What is the project cost? (d) Find the optimal way of getting a 18-day delivery time. What is the project cost

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