Mathematics, 03.05.2020 13:39 madisonwr
A kilowatt hour means 1000 watts of electricity are being used continuously for 1 hr. The electric utility company in Laura's town charges $0.06369 for each kilowatt hour used. Laura heats her house with three electric heaters that each use 1800 watts.
a.
How much does it cost to heat her house for 1 day?
b.
How many hours would a 75-watt lightbulb have to stay on to result in $1 for electricity charges?
Answers: 2
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A kilowatt hour means 1000 watts of electricity are being used continuously for 1 hr. The electric u...
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