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Activity Normal Time Crash Time Normal Cost Crash Cost
ActivityNormal TimeCrash TimeNormal CostCrash Cost
--------------------------------------------------------------------------------------------------------------------
A107800011ooo
B121160008000
C9895009000
D52500011000
E4350007000
F64900015000
G10850006000
Use the data above to give the objective function for the crashing decision. (Only need the objective function. Do not solve)