If Denise were to paint her living room alone, it would take 2 hours. Her sister Barbara
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If Denise were to paint her living room alone, it would take 2 hours. Her sister Barbara could do the job in 4 hours. How many hours would it take them working together? Express your answer as a fraction reduced to lowest terms, if needed.
Related Book For
Fundamentals Of Electric Circuits
ISBN: 9780073301150
3rd Edition
Authors: Matthew Sadiku, Charles Alexander
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