If Nishu can swim downstream at 6kmph and upstream at 2kmph.What is his
speed in still water ?
Ashok can row upstream at 8kmph and downstream at 12kmph.What is the speed of the stream ?
A man rows 750m in 775 seconds against the stream and returns in 7 (1/2) minutes. What is rowing speed in still water ?
A man can row 9 (1/3) kmph in still water and finds that it takes him thrice as much time to row up than as to row down the same distance in the river. What is speed of the current ?
C.4 (2/3) km/hr
Sham can row a boat at 10kmph in still water. IF the speed of the stream is 6kmph, the time taken to row a distance of 80km down the stream is