5. How many hours/year operated at full load so that the annual cost will equal? Motor A Motor B 150.000

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Please solve this in a copy with all process. Not in excel.  If not done as instructed, I will down vote it. 
5. How many hours/year would the two motors have to be
operated at full load so that the annual cost will be
equal?
Motor A
Initial investment 1,30,000
(Rs)
Horse Power
Efficiency
Annual
(Rs)
100
74%
O&M 5/hr
Tax/year
MARR
Useful life (years)
500
15%
10
Electricity cost 6
(Rs)
6 per kWh
(40.25 hours)
Motor B
1,50,000
1.05
90%
2.5/hr
400
15%
10
6 per kWh
Transcribed Image Text:5. How many hours/year would the two motors have to be operated at full load so that the annual cost will be equal? Motor A Initial investment 1,30,000 (Rs) Horse Power Efficiency Annual (Rs) 100 74% O&M 5/hr Tax/year MARR Useful life (years) 500 15% 10 Electricity cost 6 (Rs) 6 per kWh (40.25 hours) Motor B 1,50,000 1.05 90% 2.5/hr 400 15% 10 6 per kWh
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