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Mathematics, 25.11.2021 14:00 SchoolSucks234

A bicyclist rides 20 miles against a wind and then returns the same distance with the wind. Her average speed during the return trip is 3 mph faster. If the total time of the trip is 10 hours, how fast did she ride against the wind

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A bicyclist rides 20 miles against a wind and then returns the same distance with the wind. Her aver...
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