Explain it also by easy techniques
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Explain it also by easy techniques
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river speed = 3 km/h
speed of Man = 4km/h
4-3= 1km/hr
so 1km = 1000m
Answer
Option D
750m
Since he makes his stroke normal to river current, the movement of river will have no effect,
In the same time he will go down
Distance = speed x time = 3km/hr X
0.25hr = 0.75 km = 750m