Mathematics, 01.12.2021 21:30 amsp

Emma is a lifeguard and spots a drowning child 30 meters along the shore and 50 meters from the shore to the child. Emma runs along the shore for a while and then jumps into the water and swims from there directly to the child. Emma can run at a rate of 4 meters per second and swim at a rate of 1 meter per second. How far along the shore should Emma run before jumping into the water in order to save the child

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Emma is a lifeguard and spots a drowning child 30 meters along the shore and 50 meters from the shor...