1.

Calculate the total cost of running following electrical devices in the month of September, if the rate of unit of electricity is rupees 6 1)electric heater of 100W for 5hrs daily 2)electric refrigerator of 400W for 10hrs daily

Answer»

Calculate the total cost of running following electrical devices in the month of September, if the rate of unit of electricity is rupees 6

1)electric heater of 100W for 5hrs daily

2)electric refrigerator of 400W for 10hrs daily



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