Einstein Math Riddle #2
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A man rowing upstream drops his hat in the river. Ten minutes later he realizes and turns around. He catches up with his hat 1 mile downstream from where he dropped it. What is the speed of the river current?
A man rowing upstream drops his hat in the river. Ten minutes later he realizes and turns around. He catches up with his hat 1 mile downstream from where he dropped it. What is the speed of the river current?