asked 180k views
4 votes
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

1 Answer

4 votes

Your answer should be B.

answered
User Lisbet
by
8.5k points
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