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Mathematics, 11.05.2021 08:20 jerico9184
The 14-watt LightKing LED costs $1.32 in electricity per year. The 60-watt Lighting incandescent bulb gives the same amount of light but costs $6.09 in electricity per year. How much could be saved per year by using 25 of the LED bulbs in a house?β
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The 14-watt LightKing LED costs $1.32 in electricity per year. The 60-watt Lighting incandescent bul...
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