The operations manager of a body and paint shop has five cars to schedule for repair. He would like to minimize the time needed to compete all work on these cars. Each car requires body work prior to painting. The estimates of the times required to do the body and paint work on each car are as follows:

a. If the cars are processed in alphabetical order, how long will it require to com- plete all five cars?

b. In what sequence should the cars be processed to minimize the makespan of the schedule, and how long will that be?

c. According to the schedule found in part

b, what is the flowtime of each car?

d. The owner of car D will arrive to pick up his car in 3 hours. Will car D be ready and, if not, how long will the owner be forced to wait?

Transcribed Image Text:

Car Body work (hrs.) Paint (hrs.) A B 10 5 2 4 C 7 D 3 E 1 569 7