The White Tooth Device Company is a manufacturer of high-end toothbrushes. For each toothbrush, there is a sequence of assembly steps performed by five workers. Each tasks. Inventory buffers are allowed between workers. Assume there is unlimited demand for Drececcing

Practical Management Science
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ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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The White Tooth Device Company is a manufacturer of high-end electric
toothbrushes. For each toothbrush, there
is a sequence of assembly steps performed by five workers. Each worker does two
tasks. Inventory buffers are
allowed between workers. Assume there is unlimited demand for the product.
Processing
Worker
Time
(seconds)
A
21
В
64
C
15
D
75
E
16
What is the capacity of this process (toothbrushes per minute)? 0.8
What is the average labor utilization of the process if demand is unlimited? 50%
What is the average labor utilization of the process if demand is 0.6
toothbrushes/min? 38.2%
Suppose that the wage rate is $12 per hour. What is the cost of direct
labor($/toothbrush) if demand is unlimited? $1.02/unit
Transcribed Image Text:The White Tooth Device Company is a manufacturer of high-end electric toothbrushes. For each toothbrush, there is a sequence of assembly steps performed by five workers. Each worker does two tasks. Inventory buffers are allowed between workers. Assume there is unlimited demand for the product. Processing Worker Time (seconds) A 21 В 64 C 15 D 75 E 16 What is the capacity of this process (toothbrushes per minute)? 0.8 What is the average labor utilization of the process if demand is unlimited? 50% What is the average labor utilization of the process if demand is 0.6 toothbrushes/min? 38.2% Suppose that the wage rate is $12 per hour. What is the cost of direct labor($/toothbrush) if demand is unlimited? $1.02/unit
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