Question:
In a house, there are six 40-watt lamps which are on for 5 hours a day and three 80-watt fans which are on for 10 hours a day. If electricity costs Rs. 2 per kilowatt hour, what is the monthly electricity bill?
In a house, there are six 40-watt lamps which are on for 5 hours a day and three 80-watt fans which are on for 10 hours a day. If electricity costs Rs. 2 per kilowatt hour, what is the monthly electricity bill?
Updated On: Sep 27, 2024
- Rs. 216
- Rs. 280
- Rs. 315
- Rs. 400
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The Correct Option is A
Solution and Explanation
The correct option is (A): Rs. 216
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