Cleanville Environmental Services is considering investing in a new water treatment system. On the basis of the information given below for two alternatives, a fully automated and a partially automated system, construct a spreadsheet for computing the annual worths for each alternative with a variable MARR. Through trial and error, determine the MARR at which the annual worth of the two alternatives is equivalent. Year 0 1 Fully Automated System Disburse- ments $1 000 000 30 000 Net Cash Flow Receipts $ 0 - $1 000 000 300 000 270 000 Partially Automated System Disburse- ments $650 000 30 000 Net Cash Flow Receipts S 0 - $650 000 220 000 190 000

ENGR.ECONOMIC ANALYSIS
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ISBN:9780190931919
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Chapter1: Making Economics Decisions
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Cleanville Environmental Services is considering investing in a new water treatment
system. On the basis of the information given below for two alternatives, a fully
automated and a partially automated system, construct a spreadsheet for computing
the annual worths for each alternative with a variable MARR. Through trial and
error, determine the MARR at which the annual worth of the two alternatives is
equivalent.
Year
0
1
2
3
4
5
6
7
8
9
10
Fully Automated System
Disburse-
ments
$1 000 000
30 000
30 000
80 000
30 000
30 000
80 000
30 000
30 000
80 000
30 000
Net Cash
Flow
0 - $1 000 000
270 000
270 000
220 000
270 000
270 000
220 000
270 000
270 000
220 000
270 000
Receipts
$
300 000
300 000
300 000
300 000
300 000
300 000
300 000
300 000
300 000
300 000
Partially Automated System
Disburse-
ments
$650 000
30 000
30 000
35 000
35 000
40 000
40 000
45 000
45 000
50 000
50 000
Net Cash
Flow
Receipts
$ 0 - $650 000
220 000
190 000
220 000
190 000
220 000
185 000
220 000
185 000
220 000
180 000
220 000
180 000
220 000
175 000
220 000
175 000
220 000
170 000
220 000
170 000
Transcribed Image Text:Cleanville Environmental Services is considering investing in a new water treatment system. On the basis of the information given below for two alternatives, a fully automated and a partially automated system, construct a spreadsheet for computing the annual worths for each alternative with a variable MARR. Through trial and error, determine the MARR at which the annual worth of the two alternatives is equivalent. Year 0 1 2 3 4 5 6 7 8 9 10 Fully Automated System Disburse- ments $1 000 000 30 000 30 000 80 000 30 000 30 000 80 000 30 000 30 000 80 000 30 000 Net Cash Flow 0 - $1 000 000 270 000 270 000 220 000 270 000 270 000 220 000 270 000 270 000 220 000 270 000 Receipts $ 300 000 300 000 300 000 300 000 300 000 300 000 300 000 300 000 300 000 300 000 Partially Automated System Disburse- ments $650 000 30 000 30 000 35 000 35 000 40 000 40 000 45 000 45 000 50 000 50 000 Net Cash Flow Receipts $ 0 - $650 000 220 000 190 000 220 000 190 000 220 000 185 000 220 000 185 000 220 000 180 000 220 000 180 000 220 000 175 000 220 000 175 000 220 000 170 000 220 000 170 000
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