SOLUTION: If Terri were to paint her living room alone, it would take 5 hours. Her sister Violet could do the job in 7 hours. How many hours would it take them working together? Express your
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Question 1074199: If Terri were to paint her living room alone, it would take 5 hours. Her sister Violet could do the job in 7 hours. How many hours would it take them working together? Express your answer as a fraction reduced to lowest terms, if needed. Answer by josgarithmetic(39628) (Show Source):
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