Working together, Max and Mandy painted the living room in six hours.

Working together, Max and Mandy painted the living room in six hours. How long would it have taken for Max to paint the room by himself? (1) Mandy paints twice as fast as Max does. (2) If Max had left when the job was half finished, it would have taken Mandy hours 4 1/2 to finish the job by (…)


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