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Mathematics, 28.07.2019 02:30 starwarsfan392
Reynaldo can clean the house in 6 hours by himself. when reynaldo and ruben work together, it takes 3.5 hours. how long would it take ruben to clean the house by himself?
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Reynaldo can clean the house in 6 hours by himself. when reynaldo and ruben work together, it takes...
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