Mathematics
Mathematics, 22.06.2019 01:30, zairaefh6496

Kelli swam upstream for some distance in a hour. she then swam downstream the same river for the same distance in only 6 minutes. if the river flows at 5km/hr, how fast can kelli swim in still water?

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Kelli swam upstream for some distance in a hour. she then swam downstream the same river for the sam...

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