a man rows 750 m in 675 seconds against the stream and return in 7 and half minutes. His rowing speed in
stil water is
Answers
Answered by
0
Answer:
5 kmph
Step-by-step explanation:
Rate upstream = (750/675) = 10/9 m/sec
Rate downstream (750/450) m/sec = 5/3 m/sec
Rate in still water = (1/2)*[(10/9) + (5/3)] m/sec.
= 25/18 m/sec
= (25/18)*(18/5) kmph
= 5 kmph
Answered by
0
Answer:
1/2
Step-by-step explanation:
Rate in still water = (1/2)*[(10/9) + (5/3)] m/sec.
Similar questions