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

(a) Draw a network diagram for the project.
(b) Mark the critical path and state its length.
(c) If the Maser 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 the noncritical path to speed activities on the criticalpath?

Transcribed Image Text:

Job Letter Description Normal Immediate Time Predecessor(s) (days) 0 A Start B Design C Order special accessories D Build frame E Build doors F Attach axles, wheels, 0.1 gas tank Build body shell 2 G H Build transmission and drivetrairn G, E I Fit doors to body shell J Build cngine K Bench-test engine L Assemble chassis M d-test chassis NPaint body O Install wiring P Install interior Q Accept delivery of E, H, K 0.5 1.5 special accessories R Mount body and M,O, P, Q accessornes on chassis 0.5 S Road test car T Atach exterior trira U Finish