Data for two 50-hr motors are follows: Honda Motor Kawasaki Motor 37,500 1,500 Original Cost 48,000 Annual Maintenance 750 Life, years Efficiency Taxes and Insurance The cost of electricity per kilowatt-hour is two dollars. If money has a value of 20%, how many hours per year must the motors run at full load to be equally economical? Which motor is more affordable if the predicted number of operating hours per year is more than the break-even point? a. Calculate the power consumption of Honda Motors in terms of X. b. Calculate the power consumption of Kawasaki Motors in terms of X. c. Solve for the break-even point. 10 10 87% 92% 3% 3%

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SUBJECT: Engineering Economics

Number 4

Question 4
Data for two 50-hr motors are follows:
Honda Motor
Kawasaki Motor
Original Cost
Annual Maintenance
37,500
48,000
1,500
750
Life, years
Efficiency
10
10
87%
92%
Taxes and Insurance
3%
3%
The cost of electricity per kilowatt-hour is two dollars. If money has a value of 20%, how many
hours per year must the motors run at full load to be equally economical? Which motor is more
affordable if the predicted number of operating hours per year is more than the break-even point?
a. Calculate the power consumption of Honda Motors in terms of X.
b. Calculate the power consumption of Kawasaki Motors in terms of X.
c. Solve for the break-even point.
Transcribed Image Text:Question 4 Data for two 50-hr motors are follows: Honda Motor Kawasaki Motor Original Cost Annual Maintenance 37,500 48,000 1,500 750 Life, years Efficiency 10 10 87% 92% Taxes and Insurance 3% 3% The cost of electricity per kilowatt-hour is two dollars. If money has a value of 20%, how many hours per year must the motors run at full load to be equally economical? Which motor is more affordable if the predicted number of operating hours per year is more than the break-even point? a. Calculate the power consumption of Honda Motors in terms of X. b. Calculate the power consumption of Kawasaki Motors in terms of X. c. Solve for the break-even point.
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