If you have an average of 6.5 hours of online class per day for 204 days of school per year, how many kilowatt-hours are consumed and what is the annual cost of using your laptop if the estimated cost per hour of a laptop is P0.75 / kWh? (base this, a regular laptop uses 90 Watts.)

An Introduction to Physical Science
14th Edition
ISBN:9781305079137
Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres
Publisher:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres
Chapter4: Work And Energy
Section4.4: Power
Problem 2PQ: Electric bills from power companies charge for so many kilowatt-hours (kWh). What are we paying for?
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If you have an average of 6.5 hours of online class per day for 204 days of school per year, how many kilowatt-hours are consumed and what is the annual cost of using your laptop if the estimated cost per hour of a laptop
is P0.75 / kWh? (base this, a regular laptop uses 90 Watts.)

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