Susan and Mary working together can rake a lawn in 2 hours. Susan can do the job
alone in 3 ho...
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Mathematics, 05.05.2020 07:13 redhot12352
Susan and Mary working together can rake a lawn in 2 hours. Susan can do the job
alone in 3 hours. How long would it take Mary to rake the lawn alone?
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Answers: 2
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