A local bakery makes custom cakes for special events such as weddings and graduations. Making cakes is a two-step process of baking and decorating. The bakery has received eight orders, and the times required in hours for baking and decorating for each order are given in the following table: Cake Orders Baking Decorating A 3 4 B 1 2 C 4 7 D 2 4 E 5 10 F 2 6 G 5 7 H 6 13 Determine a sequence that will minimize the makespan time. Construct a chart of the resulting sequence, and determine the idle time in te decoration process.

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter12: Queueing Models
Section: Chapter Questions
Problem 59P
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A local bakery makes custom cakes for special events
such as weddings and graduations. Making cakes is a
two-step process of baking and decorating. The bakery
has received eight orders, and the times required in hours
for baking and decorating for each order are given in the
following table:
Cake Orders Baking Decorating
A 3 4
B 1 2
C 4 7
D 2 4
E 5 10
F 2 6
G 5 7
H 6 13
Determine a sequence that will minimize the makespan time.
Construct a chart of the resulting sequence, and
determine the idle time in te decoration process.

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