A man can row upstream at 7 kmph and downstream at 10 kmph. Find man’s rate water and rate of current?
4, 1.5 kmph
8.5, 1.5 kmph
3, 2.5 kmph
3.5, 2.5 kmph
2.5, 1.5 kmph
Upstream Speed = 7 kmph
Downstream Speed = 10 kmph
Man's Speed = (7+10)/2 => 8.5 kmph
Stream's Speed = (10-7)/2 => 1.5 kmph