A family uses a light bulb of 100 W, a fan of 100 W and a heater of 3k – InterviewSolution

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1.	A family uses a light bulb of 100 W, a fan of 100 W and a heater of 3kw, each for 8 hours a day. If the cost of electricity is Rs.2 per unit, what is the expenditure for the family per month of 30 days, on electricity?
Answer» A family uses a light bulb of 100 W, a fan of 100 W and a heater of 3kw, each for 8 hours a day. If the cost of electricity is Rs.2 per unit, what is the expenditure for the family per month of 30 days, on electricity?

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