Currently, Rock View Restaurant has a single window with one person who takes the order, gather the food, collects the money and gives the food to the customer. This takes an average of 147 seconds per customer so only 25.5 cars can be served. Rock View Restaurant wants to increase its drive-through capacity to 60 cars per hour by forming a multi-window line. i. Draw the precedence diagram to represent the process at Rock View Restaurant. ii. Calculate the cycle time in seconds. ii. Calculate the minimum number of windows that Rock View Restaurant will need to serve 60 cars per hour.
Currently, Rock View Restaurant has a single window with one person who takes the order, gather the food, collects the money and gives the food to the customer. This takes an average of 147 seconds per customer so only 25.5 cars can be served. Rock View Restaurant wants to increase its drive-through capacity to 60 cars per hour by forming a multi-window line. i. Draw the precedence diagram to represent the process at Rock View Restaurant. ii. Calculate the cycle time in seconds. ii. Calculate the minimum number of windows that Rock View Restaurant will need to serve 60 cars per hour.
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
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Transcribed Image Text:Question 1
Rock View Restaurant is a new fast food restaurant chain. The Operations Manager has divided
its normal drive-through service process into the following tasks:
Tasks Description
Task Time
Predecessors
(In
Seconds)
A
Take order
25
None
В
Receive payment
20
A
C
Gather drinks
35
A
D
Gather food
32
А
Put food etc. in bag
Give food to
E
25
C.D
F
10
В.Е
customer
Currently, Rock View Restaurant has a single window with one person who takes the order,
gather the food, collects the money and gives the food to the customer. This takes an average of
147 seconds per customer so only 25.5 cars can be served. Rock View Restaurant wants to
increase its drive-through capacity to 60 cars per hour by forming a multi-window line.
i.
Draw the precedence diagram to represent the process at Rock View Restaurant.
ii.
Calculate the cycle time in seconds.
iii.
Calculate the minimum number of windows that Rock View Restaurant will need to
serve 60 cars per hour.
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