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Mathematics, 17.08.2021 05:40 marsewilliams

Rex takes 3 hours to paint a standard-sized bedroom, whereas his mate Wilbur takes 4 hours to paint the same bedroom. How long will it take for them to paint the room if they work together.

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Rex takes 3 hours to paint a standard-sized bedroom, whereas his mate Wilbur takes 4 hours to paint...
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