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Mathematics, 29.03.2021 15:40 brendaesme
It takes Mr. twice as long as Mrs. to unload and unpack the groceries. Working together they can unload and unpack the groceries in 16 minutes. How much time would it takes each person to unload and unpack the groceries working alone?
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It takes Mr. twice as long as Mrs. to unload and unpack the groceries. Working together they can unl...
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