Mathematics, 31.01.2020 03:45 gudtavosanchez19
Aswimmer is drowning at b, a distance a/2=10 away from the beach. a lifeguard patrolling along the very edge of the beach spots the swimmer at point a which is a distance a=20m away from the point on the beach that is closest to the drowning swimmer. the average speed of a lifeguard running along the beach is v = 8 metres per second and her average swimming speed is v=v/3
the lifeguard runs along the beach at point c before she starts swimming find the quickest time t in which the life guard can reach the drowning swimmer.
Answers: 3
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Aswimmer is drowning at b, a distance a/2=10 away from the beach. a lifeguard patrolling along the v...
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