What is the total expenditure in rupess when 8 bulbs of 100w , 6 fans of 150w and 2 heaters of 500w are used for 7 hours a day from 11th april to 20th may at the rate of rs.4 per unit .................. rply fast plss its imp
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total power = 8×100+6×150+2×500 = 2700W = 2.7kW
total time in hours = 7×40 = 280hrs
Electricity Usage in kWh = 2.7×280 = 756kWh
cost = 756×4 = 3024
Hope this helps.
total time in hours = 7×40 = 280hrs
Electricity Usage in kWh = 2.7×280 = 756kWh
cost = 756×4 = 3024
Hope this helps.
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