A swimmer heading directly across a river 200 m wide reaches the opposite bank in
6 min 40 s, during which time she is swept downstream 480 m.
(a) How fast can she swim in still water?
(b) What is the speed of the current?

Question

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The Answer of A swimmer heading directly across a river 200 m wide reaches the opposite bank in
6 min 40 s, during which time she is swept downstream 480 m.
(a) How fast can she swim in still water?
(b) What is the speed of the current?

A Swimmer Heading Directly Across a River 200 M Wide