SOLUTION: A person can row downstream 20 km in 2 hours and upstream 4 km in 2 hours . Find the mans speed of rowing in the still water and speed of the current ? ( sir pls help me . it's urg
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Question 32314: A person can row downstream 20 km in 2 hours and upstream 4 km in 2 hours . Find the mans speed of rowing in the still water and speed of the current ? ( sir pls help me . it's urgent THANKS >>>)
Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
DOWN STREAM 20 KM TAKES 2 HOURS THEREFORE 20/2=10 KM/H
UP STREAM 4 KM TAKES 2 HOURS THEREFORE 4/2=5 KM/H
THEREFORE 10+CURRENT = 5-CURRENT OR 2 CURRENT=5 OR CURRENT =5/2 OR CURRENT=2.5 KM/H
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