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Shashi Shekhar Vempati, the newly appointed CEO of Prasar Bharati, announced the plan for changing the Doordarshan logo.
A ferry takes 108 minutes to row to place B from another place A along the stream. The distance between place A and place B is 32.4 km. If the speed of ...
The respective ratio between the time taken by a boat to travel the same distance downstream in stream A and that in stream B is 7 : 5. The speed of the...
A man rows upstream 10 km and downstream 15 km taking 5 hours each. Find the man’s speed in still water.
...A man can row 32 km/hr in still water. It takes him thrice as long to row up as to row down the river. Find the rate of the current.
The speed of a boat in still water is 5 times the speed of the stream. If the difference between the upstream and downstream speed of the boats is 24 km...
Find the total distance covered by boat in each upstream and downstream in 6 hours if the speed of boat in still water and speed of current is 15 km/h a...
A Submarine undertakes a journey, covering a distance of 44.8 km against the current in precisely 2 hours and 48 minutes. The challenging task at hand i...
A boat can go 15 km upstream and 21 km downstream in 2 hours. If the speed of the stream is 3 km/h, then the time taken (in hours) by the boat to go 21 ...
A takes 3 hours more while swimming upstream than downstream. His speed in still water is 12 km/hr. The speed of stream is 4 km/hr. What is the distance?
A boat takes 1/4th time in moving a certain distance downstream than upstream. The ratio of the speed of the boat in still water and that of current is?