A house is fitted with 10 lamps rated 100W each, four fans each containing 0.5A. An electric kettle of resistance 100`Omega` and an electric iron of `12Omega`. If the energy is supplied at 200V and costs 50paise per kWh, calculate the bill for running the appliances four hours in a day for the month of February.

A house is fitted with 20 length of 60 watt each 10 fans consuming 0.5 ampere each an electric kettle of resistance 110 Omega . If the energy is supplied at 120 V and costs 150 paise kWh , calculate monthly bill for running these appliances for 6 hours a day (1 length = 30 days).

A house is fitted with 20lamps of 60W each, 10fans consuming 0.5A each and an electric kettie of resistance 110Omega . If the energy is supplieda at 220V and costs 75 paise per unit, calculate the monthly bill for running appliances for 6 hours a day. take 1 mont =30days.

Radha's house is fitted with 2 lamps of 60W each and 2 fans consuming 0.4A each . If energy is upplied at 200V and coats Rs. 2.50 per kWh. Find the monthly bill if all the appliances run for 10 hours a day.

A house if fitted with a motor of 1 H.P., 5 lamps consuming 0.2 A each and two fans of 80W each. If all the appliances work for 5 hours per day, calculate the montly bill. Energy is supplied at 220V and costs 20 paise per kWh. Take one month=30 days.

A house is fitted with seven tubelights of rating 220 V, 40 W each , two bulbs of rating 220 V, 60 W each, five fans each drawing a current of 0.4 at 220 V , and a heater of resistance 48.4 Omega . The main line power supplied to the house is at 220 V . Calculate the bill for the month of january if tubelights and bulbs are used for 6 h daily, fans for 1 h daily , and heater for 10 h daily. The electricity is to cost Rs. 2 per unit.

In a hostel, 160bulb, of resistance 1200Omega eachar lighhted on a 220V supply every day from 6.P.M to 11.P.M. If the electrical energy costs 25paise per kilowatt hour, find the cost of lighting the hostel for a mont of 30days.

Two bulbs of 100 W each and two coolers of 250 W each, work on an average 6 hours a day. If the energy costs Rs. 1.75 per kWh , calculate the monthly bill and the minimum fuse rating when power is supplied at 250 V .

A 60 W bulb is switched on for 5 hours daily. If the cost of electricity is Rs. 3 per unit, calculate the bill for the month of April.

An electric appliance of rating 1600 W is running for 2 hrs/day. If the cost of unit is 3.00, find the cost of energy consumed for the month of November.