Work day 10 hours Time until Repair Job due (hrs) 2 A B 2 Ben's Bike Shop has the following repair jobs 3 awaiting Ben when he arrives in the morning for his 4 typical IO-hour work day. All the bike repair jobs 5 listed below were promised to their owners to be ready at certain times today. Determine the priorities for scheduling the jobs using due time; first 6 come, first serve; shortest processing time; total slack; and critical ratio rules. The jobs are listed in 7 the order in which the owners brought the bikes into 8 the shop: 9 10 a. If his customers are willing to have their job 11 slightly late without getting upset, which rule should he use and why? 12 b. If his customers are likely to get upset if the job is 13 not ready exactly when promised, what rule should 14 he use and why? 15 c. With the information in this chapter, what 16 changes/approaches would you recommend that Ben should adopt in the future when it comes to 17 both promising job completion and scheduling jobs? 18 19 Estimated repair time (minutes) 2.5 0.5 1.5 2 0.5 1 1 1.5 3 5 5 6 7 9 10 D E F G H