A house has 3 tubelights, 2 fans and a television. Each tubelight draws
40 W. The fan draws 80 W and the television draws 60 W. On an average, all
the tubelights are kept on for five hours, two fans for 12 hours each and the
television for five hours a day. Find the cost of electric energy used in 30 days
at the rate of Rs. 3.00 per KWH.
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Answer:270
Explanation:
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2
Answer:
40 watts x 3 = 120 watts of tube light
80watts x 2 = 160 watts of fan
TV. = 60 watt
120 x 5 hours = 600 watt
160 x 12 hours = 2080 watt
60 x 5. = 300 watt
add this 3 multiply x 3 and divide by 3/1000 you will get your ans
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