1. Given: Assume i= 8.0% A new tractor costs $200,000. Annual O&M costs and salvage values are given below: Year Salvage Value 0&M Cost 1$ 35,000.00$ 100,000.00 2 $ 38,000.00 $ 90,000.00 80,000.00 70,000.00 60,000.00 50,000.00 40,000.00 30,000.00 20,000.00 10,000.00 3$ 43,000.00 $ 4 $ 50,000.00 $ 5$ 59,000.00 $ 6 $ 70,000.00S 7$ 81,000.00 S 8$ 92,000.00S 9$ 104,000.00 S 10 $ 120,000.00o $ Find: a. Calculate the NPV for all 10 years b. Calculate the EUAC for all 10 years c. Plot EUAC vs. Time d. What year shoould the tractor be retired for the best economic life?

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Chapter1: Making Economics Decisions
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1. Given: Assume i= 8.0% A new tractor costs $200,000. Annual O&M costs and salvage values are
given below:
Year
Salvage Value
O&M Cost
1$ 35,000.00$ 100,000.00
2 $
38,000.00 $
3$ 43,000.00 $
4 $
90,000.00
80,000.00
70,000.00
50,000.00 $
59,000.00 $ 60,000.00
5 $
6 $ 70,000.00S
7$ 81,000.00S
8 $ 92,000.00 S
9$ 104,000.00 $
50,000.00
40,000.00
30,000.00
20,000.00
10,000.00
10 $ 120,000.00 $
Find:
a. Calculate the NPV for all 10 years
b. Calculate the EUAC for all 10 years
c. Plot EUAC vs. Time
d. What year should the tractor be retired for the best economic life?
Transcribed Image Text:1. Given: Assume i= 8.0% A new tractor costs $200,000. Annual O&M costs and salvage values are given below: Year Salvage Value O&M Cost 1$ 35,000.00$ 100,000.00 2 $ 38,000.00 $ 3$ 43,000.00 $ 4 $ 90,000.00 80,000.00 70,000.00 50,000.00 $ 59,000.00 $ 60,000.00 5 $ 6 $ 70,000.00S 7$ 81,000.00S 8 $ 92,000.00 S 9$ 104,000.00 $ 50,000.00 40,000.00 30,000.00 20,000.00 10,000.00 10 $ 120,000.00 $ Find: a. Calculate the NPV for all 10 years b. Calculate the EUAC for all 10 years c. Plot EUAC vs. Time d. What year should the tractor be retired for the best economic life?
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