solution

The Rover 6 is a new custom-designed sports car. An analysis of the task of building the Rover 6 reveals the following list of relevant activities, their immediate predecessors, and their duration:²

a) Draw a network diagram for the project.

b) Mark the critical path and state its length.

c) If the Rover 6 had to be completed 2 days earlier, would it help to:

i) Buy preassembled transmissions and drivetrains?

ii) Install robots to halve engine-building time?

iii) Speed delivery of special accessories by 3 days?

d) How might resources be borrowed from activities on thenoncritical path to speed activities on the critical path?