A swimmer heading directly across a river 200m wide reaches the opposite bank in 6 min 40 seconds. She was swept downstream 480m so how fast can she swim in still water

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 A swimmer heading directly across a river 200m wide reaches the opposite bank in 6 min 40 seconds. She was swept downstream 480m so how fast can she swim in still water ?

    • 6 years ago
    She was swept downstream 480m so how fast can she swim in still water is
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