A contractor has a contract to construct a 9,000-ft-long tunnel in 30 months. He is trying to decide whether to do the job with his own forces or subcontract the job. He asks you to calculate the equivalent monthly cost of each alternative. His i= 1 percent per month. Production under both alternatives will be 300 ft per month. Alternative A Buy a tunneling machine and work with contractor's own forces. cost of tunneling and machine $2,400,000 paid now salvage value of machine at EOM 30-$540,000 cost of labor and materials 0.5% /month at EOM each month thereafter - $250/ft for the first 10 months, increasing by Alternative B Subcontract the work. Cost $500 per foot of advance of the tunnel heading, for the full 9,000 ft.
A contractor has a contract to construct a 9,000-ft-long tunnel in 30 months. He is trying to decide whether to do the job with his own forces or subcontract the job. He asks you to calculate the equivalent monthly cost of each alternative. His i= 1 percent per month. Production under both alternatives will be 300 ft per month. Alternative A Buy a tunneling machine and work with contractor's own forces. cost of tunneling and machine $2,400,000 paid now salvage value of machine at EOM 30-$540,000 cost of labor and materials 0.5% /month at EOM each month thereafter - $250/ft for the first 10 months, increasing by Alternative B Subcontract the work. Cost $500 per foot of advance of the tunnel heading, for the full 9,000 ft.
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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