Do ROR finding using WolframeAlpha. A) What are the (rational; non-imaginary) roots you have found? B) What are the corresponding ROR values? R-107 [Review Question] If MARR 12% which alternative should be chosen? ADUOT ABCDE

ENGR.ECONOMIC ANALYSIS
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Chapter1: Making Economics Decisions
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Do ROR finding using WolframeAlpha.
A) What are the (rational; non-imaginary)
roots you have found?
B) What are the corresponding ROR values?
R-107 [Review Question]
If MARR 12% which alternative should be chosen?
FA
FE
The five alternatives are being evaluated
by the rate of return method.
Incremental Rate
of Return, %, When
Compared with
Alternative
Initial
Investment, S
Alternative
Rate of Return, %
Alternative
B C D
-25,000
11.4
28.9
-35,000
13.9
19.7 1.5 25.5
36.7 39.8 24.7
-0.6 28.0
49.4
-40,000
21.2
18.7
-60,000
-75,000
20.5
How To Calculate Rate of Return (Yield; Rate of Investment, Internal Rate of Return)
[To solve unknown i% in cash flow diagram for (stock, bond, Certificate Deposit, antique, ...)]
PW of Benefits = PW of Costs or NPW=0
$110
$200
0
0
ADUSE
ABCDE
$100
A
$100
Transcribed Image Text:Do ROR finding using WolframeAlpha. A) What are the (rational; non-imaginary) roots you have found? B) What are the corresponding ROR values? R-107 [Review Question] If MARR 12% which alternative should be chosen? FA FE The five alternatives are being evaluated by the rate of return method. Incremental Rate of Return, %, When Compared with Alternative Initial Investment, S Alternative Rate of Return, % Alternative B C D -25,000 11.4 28.9 -35,000 13.9 19.7 1.5 25.5 36.7 39.8 24.7 -0.6 28.0 49.4 -40,000 21.2 18.7 -60,000 -75,000 20.5 How To Calculate Rate of Return (Yield; Rate of Investment, Internal Rate of Return) [To solve unknown i% in cash flow diagram for (stock, bond, Certificate Deposit, antique, ...)] PW of Benefits = PW of Costs or NPW=0 $110 $200 0 0 ADUSE ABCDE $100 A $100
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