​Tuff-Rider, Inc., manufactures touring bikes and mountain bikes in a variety of frame​ sizes, colors, and component combinations. Identical bicycles are produced in lots of 90. The projected​ demand, lot​ size, and time standards are shown in the following​ table:                                                                                                                                  LOADING... Item Touring Mountain Demand forecast 4,000 ​units/year 12,000 ​units/year Lot size 110 units 90 units Standard processing time 0.30 ​hour/unit 0.75 ​hour/unit Standard setup time 2​ hours/lot 3​ hours/lot   The shop currently works 8 hours a​ day, 5 days a​ week, 50 weeks a year. It operates five​ workstations, each producing one bicycle in the time shown in the table. The shop maintains a 15 percent capacity cushion. How many workstations will be required next year to meet expected demand without using overtime and without decreasing the​ firm's current capacity​ cushion? The number of workstations required next yea

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter4: Linear Programming Models
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Problem 111P
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​Tuff-Rider, Inc., manufactures touring bikes and mountain bikes in a variety of frame​ sizes, colors, and component combinations. Identical bicycles are produced in lots of
90.
The projected​ demand, lot​ size, and time standards are shown in the following​ table:
                                                                                                                             
  
LOADING...
Item
Touring
Mountain
Demand forecast
4,000
​units/year
12,000
​units/year
Lot size
110
units
90
units
Standard processing time
0.30
​hour/unit
0.75
​hour/unit
Standard setup time
2​ hours/lot
3​ hours/lot
 
The shop currently works 8 hours a​ day, 5 days a​ week,
50
weeks a year. It operates five​ workstations, each producing one bicycle in the time shown in the table. The shop maintains a 15 percent capacity cushion. How many workstations will be required next year to meet expected demand without using overtime and without decreasing the​ firm's current capacity​ cushion?
The number of workstations required next year is
---------.
​(Enter
your response rounded up to the next whole
number.​)
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