Question

calculate the electricity bill for the month of 30 days if following devices are used a. 3 bulbs of 40 watt for 6 hrs b. 4 tubelights of 50 watt for 6 hrs c. a refrigerator of 320 watt for 24 hrs . calculate the bill at rs 2.50 per unit​

Answer 1

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Step-by-step explanation:

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