A 100-W Driveway Light Bulb Is on 10 Hours Per

question 128

Multiple Choice

A 100-W driveway light bulb is on 10 hours per day.If the power company charges 10¢ for each kilowatt-hour of electricity used,estimate the yearly cost to operate the bulb if it is used every day for a 365-day year.

• A)$3.65
• B)$7.30
• C)$37
• D)$73

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Definitions:

Incubation

The process of keeping something under controlled conditions to promote the development of life, diseases, or ideas.

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A viral infection that affects the liver and can lead to chronic liver disease or liver cancer.

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An infection that can affect any part of the urinary system, including kidneys, ureters, bladder, and urethra.

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Frequent bowel movements, usually liquid or semisolid.