Hickory Manufacturing Company forecasts the following demand for a product (in thousands of units) over the next five years. Year Forecast Demand 1 60 2 79 3 81 4 84 5 84 Currently the manufacturer has seven machines that operate on a two-shift (eight hours each) basis. Twenty days per year are available for scheduled maintenance of equipment with no process output. Assume there are 250 workdays in a year. Each manufactured good takes 25 minutes to produce.

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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Hickory Manufacturing Company forecasts the following demand for a product (in
thousands of units) over the next five years.
Year
Forecast Demand
1
60
2
79
3
81
4
5
84 84
Currently the manufacturer has seven machines that operate on a two-shift (eight
hours each) basis. Twenty days per year are available for scheduled maintenance of
equipment with no process output. Assume there are 250 workdays in a year. Each
manufactured good takes 25 minutes to produce.
a. What is the effective capacity of the factory?
b. Given the five-year forecast, how much extra capacity is needed each year?
c. Does the firm need to buy more machines? If so, how many? When?
Transcribed Image Text:Hickory Manufacturing Company forecasts the following demand for a product (in thousands of units) over the next five years. Year Forecast Demand 1 60 2 79 3 81 4 5 84 84 Currently the manufacturer has seven machines that operate on a two-shift (eight hours each) basis. Twenty days per year are available for scheduled maintenance of equipment with no process output. Assume there are 250 workdays in a year. Each manufactured good takes 25 minutes to produce. a. What is the effective capacity of the factory? b. Given the five-year forecast, how much extra capacity is needed each year? c. Does the firm need to buy more machines? If so, how many? When?
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