pre1eAlysagoiveredh
pre1eAlysagoiveredh pre1eAlysagoiveredh
  • 02-06-2016
  • Physics
contestada

If a device uses 280 watts of power a day, about how many kilowatt-hours will it use in 30 days?

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taskmasters
taskmasters taskmasters
  • 02-06-2016
Given: 280 watts power a day
            
Unknown: KwH=?in 30 days
Solution: 280 watt-hours per day/1000x30 days
               .28 x 30=n
Answer:8.4 kwh
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zakaljabir
zakaljabir zakaljabir
  • 25-03-2019

dont answer 8.4, its wrong

Plato

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