A man can swim 4 km with the current in 24 minutes. The same distance would take her 40 minutes against the current. Find the rate of the current and the man’s speed.
Answers
Answered by
0
we can't understand your question
Answered by
0
Since he makes his strokes normal to the river current, the movement of the river will have no effect on the time of crossing the bank.
The time will be, T=SpeedDistance=41hr=0.25hr=15min.
In the same time, he will go down by
Distance=Speed x time=3km/hr x 0.25hr=0.75km=750m
Similar questions