Mathematics, 17.03.2020 23:33 tylersirmon
Kelli swam upstream for some distance in one hour. She then swam downstream the same river for the same distance in only 6 minutes. If the river flows at 5 km/hr, how fast can Kelli swim in still water?
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Let x =
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Kelli swam upstream for some distance in one hour. She then swam downstream the same river for the s...
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