Maurice Tutor

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    Argosy University/ Phoniex University/
    Nov-2005 - Oct-2011

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    Phoniex University
    Oct-2001 - Nov-2016

Category > Management Posted 31 Jan 2018 My Price 6.00

cottage-industry hydroponics

8.22    Lorraine can select from two nutrient injection systems for her cottage-industry hydroponics tomato and lettuce greenhouses.

a.   Use an AW relation to determine the minimum number of hours per year to operate the pumps that will justify the Auto Green system, if the MARR is 10% per year.

b.   Which pump is economically better, if it oper- ates 7 hours per day, 365 days per year?

 

 

 

 

Initial cost, $                  -4,000                  -10,300

Life, years                                3                             6

Rebuild cost, $               -1,000                   -2,200 Time before rebuild,

annually or

minimum hours                 2,000                      8,000 Cost to operate,

  $ per hour                          1.00                        0.90         

 

Answers

Maurice Tutor
(5)
Status NEW Posted 31 Jan 2018 12:01 AM My Price 6.00

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