buttercupzxz22 buttercupzxz22
  • 13-09-2022
  • Mathematics
contestada

What is the cost of lighting a 500-watt outdoor light for 8 hours, if electricity costs 7.5¢ per kilowatt-hour?
Select one:

A.
30 cents

B.
45 cents

C.
60 cents

D.
67 cents

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