50. A sunbather, drifting downstream on a raft, dives off the raft just as it passes under a bridge and swims against th

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50 A Sunbather Drifting Downstream On A Raft Dives Off The Raft Just As It Passes Under A Bridge And Swims Against Th 1 (42.83 KiB) Viewed 55 times

50. A sunbather, drifting downstream on a raft, dives off the raft just as it passes under a bridge and swims against the current for 15 min. She then turns and swims downstream, making the same total effort and overtaking the raft when it is 1.0 km downstream from the bridge. What is the speed of the current in the river?