60 W = 0.06 kW
Lifetime = 0.06 kW * 190 h = 11.4 kWh
The lifetime of the bulb is 11.4 kWh, or kilowatt-hours
Just divide 27.040 divided by 40 equals 0.648 witch means 648 $ per hour well i think
I'm sorry, I don't see the question. Could you please retake the photo in better quality so I could answer it? Thanks!
Answer:
True
Step-by-step explanation: