it depends on the school
How much electricity a computer uses will depend on the computer's hardware configuration and what all applications are running on the computer. Processor type and speed, graphics chip or graphics...
Look at your AC Adapter. Most are between 70 and 90 watts constant when plugged in.
a mall uses a lot of power like a house uses 120 volts and a mall needs ( shops multiply by 120 volts = ?)
it would depend on the calculatorthe Casio basic scientific calculator uses 1.5 volts of electricity
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