Mathematics, 27.05.2021 09:50 allisondelv67

Working together, Rocco and Giulia can paint a room in 3 hours. It would have taken Rocco 7 hours to do the job alone. Which equation can be used to determine r, Giulia’s rate of work in parts per hour? Only answer if you’re over 100% sure

Working together, Rocco and Giulia can paint a room in 3 hours. It would have taken Rocco 7 hours t

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