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Mathematics, 28.10.2020 16:30 hunterbrod71

Sam can clean his room in 3 hours. His sister, Susan, can clean his room in 2 hours. How long will it take them to clean the room working together? This is a rational equation problem

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Sam can clean his room in 3 hours. His sister, Susan, can clean his room in 2 hours. How long will i...
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