Question: The table on the next page describes the various activities of a construction project in a chemical plant. (a) Set up and solve an LP

The table on the next page describes the various activities of a construction project in a chemical plant.
(a) Set up and solve an LP model using Excel to crash this project to 22 days. What is the total crashing cost?
(b) Assuming each activity can only be crashed in whole days, what is the earliest completion of this project? What is the total associated crash cost?

IMMEDIATE STANDARD STANDARD CRASH TIME CRASH ACTIVITY PREDECESS ORS TIME (AYs) COST COST $2,600 $4,300 $3,900 $1,800 $3,500 $3,300 $1,700 $3,600 $900 $1,550

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