Question

Office Automation, Inc., developed a proposal for introducing a new computerized office system that will standardize the electronic archiving of invoices for a particular company. Contained in the proposal is a list of activities that must be accomplished to complete the new office system project. Use the following relevant information about the activities:

Activity	Description	Immediate Predecessor	Normal Time (weeks)	Crash Time (weeks)	Normal Cost ($1000s)	Crash Cost ($1000s)
A	Plan needs	------	10	8	30	70
B	Order equipment	A	8	6	120	150
C	Install equipment	B	10	7	100	160
D	Set up training lab	A	7	6	40	50
E	Conduct training course	D	10	8	50	75
F	Test system	C,E	3	3	60	-------

Assume that the company wants to complete the project in six months or 26 weeks, use the trial and error method to recommend crashing decisions that will meet the desired completion time at the least possible cost. What will be the total crash cost? And what will be the total cost for the project?

Answer 1

เรื gven Tine Cin wecH) 1o 30 15o 100 160 너D 3

120 ISo 1G0 -D-) 1o 3 3 1Go 50 3

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