The following pair of assets differ only in the MARR. The problem asks you to determine the effect of this difference on the economic life and to explain the resu All assets decline in value by 20 percent of current value each year. Installation costs are zero for all assets. Further data concerning the four pairs of assets are given in the table that follows. Initial Operating Rate of Operating MARR 5% 25% Asset First Cost Cost $35,000 $35,000 Cost Increase S120,000 13.5%lyear 13.5%/year A B $120,000 a. Determine the economic lives for assets A and B. b. Create a diagram showing the EAC(capital), the EAC(operating), and the EAC(total) for assets A and B. c. Explain the difference in economic life between A and B. Click the icon to view the table of compound interest factors for discrete compounding periods when i=5%. a. The economic life of asset A is years, and the economic life of asset B is years.

ENGR.ECONOMIC ANALYSIS
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Chapter1: Making Economics Decisions
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Please answer A by filling in the blanks, ignore b and c, thank you
The following pair of assets differ only in the MARR. The problem asks you to determine the effect of this difference on the economic life and to explain the result.
All assets decline in value by 20 percent of current value each year. Installation costs are zero for all assets. Further data concerning the four pairs of assets are
given in the table that follows.
Initial Operating
Cost
$35,000
$35,000
Rate of Operating
Asset
First Cost
Cost Increase
MARR
$120,000
$120,000
13.5%/year
13.5%/year
A
5%
В
25%
a. Determine the economic lives for assets A and B.
b. Create a diagram showing the EAC(capital), the EAC(operating), and the EAC(total) for assets A and B.
c. Explain the difference in economic life between A and B.
Click the icon to view the table of compound interest factors for discrete compounding periods when i= 5%.
a. The economic life of asset A is
years, and the economic life of asset B is years.
(Type whole numbers.)
Transcribed Image Text:The following pair of assets differ only in the MARR. The problem asks you to determine the effect of this difference on the economic life and to explain the result. All assets decline in value by 20 percent of current value each year. Installation costs are zero for all assets. Further data concerning the four pairs of assets are given in the table that follows. Initial Operating Cost $35,000 $35,000 Rate of Operating Asset First Cost Cost Increase MARR $120,000 $120,000 13.5%/year 13.5%/year A 5% В 25% a. Determine the economic lives for assets A and B. b. Create a diagram showing the EAC(capital), the EAC(operating), and the EAC(total) for assets A and B. c. Explain the difference in economic life between A and B. Click the icon to view the table of compound interest factors for discrete compounding periods when i= 5%. a. The economic life of asset A is years, and the economic life of asset B is years. (Type whole numbers.)
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Follow-up Question
The following pair of assets differ only in the MARR. The problem asks you to determine the effect of this difference on
the economic life and to explain the result. All assets decline in value by 20 percent of current value each year.
Installation costs are zero for all assets. Further data concerning the four pairs of assets are given in the table that
follows.
Asset First Cost
A
B
$130,000
$130,000
Initial Operating
Cost
$35,000
$35,000
a. Determine the economic lives for assets A and B.
Rate of Operating
Cost Increase
11.5%/year
11.5%/year
MARR
5%
25%
a. The economic life of asset A is years, and the economic life of asset B is
(Type whole numbers.)
years.
Transcribed Image Text:The following pair of assets differ only in the MARR. The problem asks you to determine the effect of this difference on the economic life and to explain the result. All assets decline in value by 20 percent of current value each year. Installation costs are zero for all assets. Further data concerning the four pairs of assets are given in the table that follows. Asset First Cost A B $130,000 $130,000 Initial Operating Cost $35,000 $35,000 a. Determine the economic lives for assets A and B. Rate of Operating Cost Increase 11.5%/year 11.5%/year MARR 5% 25% a. The economic life of asset A is years, and the economic life of asset B is (Type whole numbers.) years.
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