Help me with the following CPM optimization problem A contractor requests the execution of a particular project The activities and resource estimation are summarized in the following table The figures are in monetary units and the duration in days The indirect costs of the project are estimated at $60 00 per day Activity Predecessor Activity Normal Time Normal Cost Crash Time Crash Cost A 6 100 2 500 B 5 300 4 700 C A 7 500 7 800 D B 2 150 2 650 E C 6 200 1 350 F C 9 80 8 250 G D, E 3 90 3 125 H F 9 90 9 160 a) The normal duration of the project and its total cost b) The minimum duration of the project and its total cost c) The optimal duration of the project and its total cost d) If the contract specifies that the project must be completed in 20 days, what is the total cost for that delivery time Why do they say that activity G and H is wrong

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Question: Help me with the following CPM optimization problem A contractor requests the execution of a particular project. The activities and resource estimation are summarized in

Help me with the following CPM optimization problem

A contractor requests the execution of a particular project. The activities and resource estimation are summarized in the following table. The figures are in monetary units and the duration in days. The indirect costs of the project are estimated at $60.00 per day.

Activity	Predecessor Activity	Normal Time	Normal Cost	Crash Time	Crash Cost
A	--	6	100	2	500
B	--	5	300	4	700
C	A	7	500	7	800
D	B	2	150	2	650
E	C	6	200	1	350
F	C	9	80	8	250
G	D, E	3	90	3	125
H	F	9	90	9	160

a) The normal duration of the project and its total cost. b) The minimum duration of the project and its total cost. c) The optimal duration of the project and its total cost. d) If the contract specifies that the project must be completed in 20 days, what is the total cost for that delivery time?

Why do they say that activity G and H is wrong?

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