Job	Wash (hours)	Wax (hours)
(L)amborgini	8	5
(F)errari	5	3
(P)orsche	1	4
(B)MW	2	1
(A)udi	4	4

• Sequence (schedule shortest time orders completed) = P, A, L, F, B

a) How many hours does it take to complete the ve orders?

b) How many hours is the waxing task idle?

c) When will the Ferrari be finished?

d) What is the average order completion time?