8. Each year Exxon-Mobil expends large amounts of funds for mechanical safety features throughout its worldwide operations. Carla Ramos, a lead engineer for Mexico and Central American operations, plans expenditures of $1 million now and each of the next 4 years just for the improvement of field-based pressure- release valves. Construct the cash flow diagram and find the equivalent value of these expenditures at the end of year 4, using a cost of capital estimate for safety-related funds of 12% per year.

ENGR.ECONOMIC ANALYSIS
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Chapter1: Making Economics Decisions
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4:09
470
3 of 3
Assignment 2-2022.pdf
420
ct the cash flow diagram for A mechanical device will cost
$20,000 when purchased. Maintenance will cost $1000 per year.
The device will generate revenues of $5000 per year for 5 years.
The salvage value is $7000.
8. Each year Exxon-Mobil expends large amounts of funds for
mechanical safety features throughout its worldwide operations.
Carla Ramos, a lead engineer for Mexico and Central American
operations, plans expenditures of $1 million now and each of the
2
next 4 years just for the improvement of field-based pressure-
release valves. Construct the cash flow diagram and find the
equivalent value of these expenditures at the end of year 4, using a
cost of capital estimate for safety-related funds of 12% per year.
9. An electrical engineer wants to deposit an amount P now such that
she can withdraw an equal annual amount of A1 $2000 per year
for the first 5 years, starting 1 year after the deposit, and a different
annual withdrawal of A2 = $3000 per year for the following 3 years.
How would the cash flow diagram appear if i= 8.5% per year?
0
Year
1
Income, $1000 200
Cost, $1000
90
10. Henry Mueller Supply Co. sells tamperproof, normally open
thermostats (i.e., thermostat closes as temperature rises). Annual
cash flows are shown in the table below. Construct the cash flow
diagram from this table at an interest rate of 10% per year.
2
200
90
21%
T
1
2
Year
3
200
90
End of the Problems
4
200
90
11. The following cash flows are given below, which one is higher
in value F1 or F2?
:!!! 5G
5
200
90
0
6
200
90
O
=
7
200
90
F₂
i%
Year
H
1
2
3
-N
8
200
90
Best wishes
The coordinators of the course
Transcribed Image Text:4:09 470 3 of 3 Assignment 2-2022.pdf 420 ct the cash flow diagram for A mechanical device will cost $20,000 when purchased. Maintenance will cost $1000 per year. The device will generate revenues of $5000 per year for 5 years. The salvage value is $7000. 8. Each year Exxon-Mobil expends large amounts of funds for mechanical safety features throughout its worldwide operations. Carla Ramos, a lead engineer for Mexico and Central American operations, plans expenditures of $1 million now and each of the 2 next 4 years just for the improvement of field-based pressure- release valves. Construct the cash flow diagram and find the equivalent value of these expenditures at the end of year 4, using a cost of capital estimate for safety-related funds of 12% per year. 9. An electrical engineer wants to deposit an amount P now such that she can withdraw an equal annual amount of A1 $2000 per year for the first 5 years, starting 1 year after the deposit, and a different annual withdrawal of A2 = $3000 per year for the following 3 years. How would the cash flow diagram appear if i= 8.5% per year? 0 Year 1 Income, $1000 200 Cost, $1000 90 10. Henry Mueller Supply Co. sells tamperproof, normally open thermostats (i.e., thermostat closes as temperature rises). Annual cash flows are shown in the table below. Construct the cash flow diagram from this table at an interest rate of 10% per year. 2 200 90 21% T 1 2 Year 3 200 90 End of the Problems 4 200 90 11. The following cash flows are given below, which one is higher in value F1 or F2? :!!! 5G 5 200 90 0 6 200 90 O = 7 200 90 F₂ i% Year H 1 2 3 -N 8 200 90 Best wishes The coordinators of the course
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