Question: Crash cost (per week) :: 10 Crash Activity Predecessor(s) Duration Time (weeks) (weeks) A 5 4 B 5 C A 18 17 A,B 4 2

Crash cost (per week) :: 10 Crash Activity Predecessor(s) Duration Time (weeks) (weeks) A 5 4 B 5 C A 18 17 A,B 4 2 E 20 18 F CE 5 4 G B,C 8 4 *Note: As always, crash time refers to the minimum time in which an activity can be completed. $700 $700 $300 $200 $850 $300 $500 The network diagram and list of paths for this project has been provided for you: C 18 A end start E 20 B 10 Path ACF ACG AEF AD BD BG Length (weeks) 28 31 30 9 14 18 What is the cheapest way to reduce the normal project duration by one week? (the first crashing step) Crash activities B&C Crash activities G & F Crash activity F Crash activity A Crash activity C What is the cheapest way to reduce the normal project duration for a second week? (the second crashing step) Crash activity A Crash activity C Crash activity F Crash activities B&C Crash activities G&F What is the cheapest way to reduce the normal project duration for a third week? (the third crashing step) Crash activity C Crash activity A Crash activities G&F Crash activities B&C

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