Please Show Work and formulas used in Excel 3. A local college is installing steam pipes on their campus and must decide what insulation to use. If no insulation is used, it has been estimated that the heat loss per foot will be $2.10. If 1-inch thick insulation is used, 70% of the heat loss will be eliminated. If 2-inch thick insulation is used, 84% of the heat loss will be eliminated. The 1-inch thick insulation costs $0.30 per foot to install, and the 2-inch thick insulation costs $0.80 per foot to install. The campus has 230,000 ft of steam pipe on campus, and a MARR=10%. Assume the insulation has a life of 10 years. (a) Calculate the present worth (PW) of all alternatives. (b) Calculate the future worth (FW) of all alternatives. (c) Calculate the annual worth (AW) of all alternatives.
Please Show Work and formulas used in Excel 3. A local college is installing steam pipes on their campus and must decide what insulation to use. If no insulation is used, it has been estimated that the heat loss per foot will be $2.10. If 1-inch thick insulation is used, 70% of the heat loss will be eliminated. If 2-inch thick insulation is used, 84% of the heat loss will be eliminated. The 1-inch thick insulation costs $0.30 per foot to install, and the 2-inch thick insulation costs $0.80 per foot to install. The campus has 230,000 ft of steam pipe on campus, and a MARR=10%. Assume the insulation has a life of 10 years. (a) Calculate the present worth (PW) of all alternatives. (b) Calculate the future worth (FW) of all alternatives. (c) Calculate the annual worth (AW) of all alternatives.
Essentials Of Investments
11th Edition
ISBN:9781260013924
Author:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.
Publisher:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.
Chapter1: Investments: Background And Issues
Section: Chapter Questions
Problem 1PS
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![Please Show Work and formulas used in
Excel
3. A local college is installing steam pipes on their campus and must decide what insulation to use. If no insulation
is used, it has been estimated that the heat loss per foot will be $2.10. If 1-inch thick insulation is used, 70% of the
heat loss will be eliminated. If 2-inch thick insulation is used, 84% of the heat loss will be eliminated. The 1-inch
thick insulation costs $0.30 per foot to install, and the 2-inch thick insulation costs $0.80 per foot to install. The
campus has 230,000 ft of steam pipe on campus, and a MARR=10%. Assume the insulation has a life of 10 years.
(a) Calculate the present worth (PW) of all alternatives.
(b) Calculate the future worth (FW) of all alternatives.
(c) Calculate the annual worth (AW) of all alternatives.
(d) Rank the alternatives by any of the above metrics. Explain your choice using one of the ranking methods
(PW/FW/AW), as if you were talking to your boss, a non-engineering economist.
(e) What would the company's MARR need to be for options 1 and 2 to be economically equivalent?
(f) What would the school's MARR need to be for no insulation to be economically equivalent to option 1?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7d414211-1610-4707-84cc-f51c88a6f781%2Fb103a01f-cf31-4821-95e5-64f48c11faf5%2Fmudn4cs_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Please Show Work and formulas used in
Excel
3. A local college is installing steam pipes on their campus and must decide what insulation to use. If no insulation
is used, it has been estimated that the heat loss per foot will be $2.10. If 1-inch thick insulation is used, 70% of the
heat loss will be eliminated. If 2-inch thick insulation is used, 84% of the heat loss will be eliminated. The 1-inch
thick insulation costs $0.30 per foot to install, and the 2-inch thick insulation costs $0.80 per foot to install. The
campus has 230,000 ft of steam pipe on campus, and a MARR=10%. Assume the insulation has a life of 10 years.
(a) Calculate the present worth (PW) of all alternatives.
(b) Calculate the future worth (FW) of all alternatives.
(c) Calculate the annual worth (AW) of all alternatives.
(d) Rank the alternatives by any of the above metrics. Explain your choice using one of the ranking methods
(PW/FW/AW), as if you were talking to your boss, a non-engineering economist.
(e) What would the company's MARR need to be for options 1 and 2 to be economically equivalent?
(f) What would the school's MARR need to be for no insulation to be economically equivalent to option 1?
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