Write on the answer sheet:

a$)$ Draw the diagram and apply the CPM method. What is the total project

duration?

b$)$ Determine the slack time of each activity. Which activities are critical?

c$)$ Identify ALL critical paths. How many are there?

d$)$ If you would have a chance to reduce the duration of two activities by one

time unit each, which two activities would you choose? Will you be able to reduce this

way the total project time?