Mathematics, 20.02.2020 10:07 ayeelol4936

If a space heater draws 10 amps from a 120-volt household circuit, and electricity costs 100 per
kilowatt-hour, how much has it cost to run the space heater for 3 hours? Note that a watt-hour is
equal to 1 watt of power used for one hour.
A. $0.12
B. $0.36
C. $1.20
D. $3.60
E. $4.28

Answers: 2

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If a space heater draws 10 amps from a 120-volt household circuit, and electricity costs 100 per