a) What is the earliest start time for activities A, D, and I?

b) What is the latest finish time for activities H and A?

c) How much slack is there in activities G and B?

d) What is the critical path or critical paths? If you have more than one, put a comma between them. To enter a critical path enter the letters (in capital letters) for the activities on the critical path in the sequence they occur in the network.

e) You are asked to shorten the project by three days. If you shorten it by three days you will be given a bonus of $1,000. After you shorten the project by one day, is there more than one critical path? Yes or No. After you shorten the project by two days, is there more than one critical path? Yes or No.

f) You are asked to shorten the project by three days. If you shorten it by three days you will be given a bonus of $1,000. After you shorten the project by three days, what is the earliest finish time of activity I? What is the slack time in activity H?

g) You are asked to shorten the project by three days. If you shorten it by three days you will be given a bonus of $1,000. After you shorten the project by three days, what is your minimum cost to shorten it?

Project Parameters Task Length (weeks) Immediate Predecessors Crash Cost per week Maximum weeks crashed A 7 $200 1 B 10 $250 3 C 6 A $250 1 D 6 A $300 1 E 1 B 0 F 1 C,D 0 G 3 D, E $200 2 H 3 F $350 1 1 2 G 0