Practice Boats and streams Questions and Answers

• If a man rows 8km downstream in 6 hours and 4km upstream in 4 hours, then how long will it take him to cover 14km in still water?
• A man can row one quarters of a kilometer against the stream in 30/4 minutes and return in 5/2 minutes. The speed of the man in still water is:
• A man can row 25/2 km an hour in still water and he finds that it takes him thrice as long to row up as to row down the river. The rate of stream is:
• A boat running downstream covers a distance of 50 km in 2(1/2) hrs and the same distance upstream in 10 hrs. What is the speed of the boat in still water?
• A man can row upstream at 18 km/hr and downstream at 24 km/hr. Find the man’s rate in still water and the rate of the current.     &nb...
• If Boat goes 80 km upstream in 4 hours and 60 km downstream in 2 hours, then the speed of the boat in still water is
• A man rows to a place 42 km away and comes back to the starting point. If the speed of the stream is 2 km/hr and the speed of the boat in still water is 5 ...
• A man can go on a motor boat with a speed of 15 km/hour in still water to a certain upstream point and come back to the starting point in a river which flo...
• A motor boat goes downstream from point A to B ,which is 36 km away from point A, and then returns to A. If actual speed of the boat in still water is 7km/...
• A boat can row to a place of 60km away and come back in  hours. The time to row 12 km  with the stream is same as the time to row 8km against the stream....
• A man can row at 36 km/hr in still water. In a stream which is flowing at 12 km/hr, it takes him 3 hrs to a place and back. How far is the place?
• The speed of a boat in still water is 32km/hr and the speed of the current is 8km/hr. It takes a total of 15hours to row to upstream from Point A to B and ...
• A motor boat goes downstream from point A to B ,which is 36 km away from point A, and then returns to A.If actual speed of the boat in still water is 7km/h...
• A boat covers 32 km upstream and 40km downstream in 8 hours while it covers 40km upstream and 32 km downstream in 8.5 hours. What is the velocity of curren...
• 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?
• A Boat travel 80 km distance in downstream and 48 km upstream and the total time taken is 20 hours. The same boat travels 30 km distance in downstream as m...
• A man can go on a motor boat with a speed of 15 km/hour in still water, he goes to a certain distance upstream and come back to the starting point in a riv...
• Motor boat covers a certain distance downstream in a river in 5 hours. It covers the same distance upstream in 7 and half an hour. If the speed of the wate...
• A man can go on a motor boat with a speed of 25 km/hour in still water to a certain upstream point and come back to the starting point in a river which flo...
• A Passenger boat  started its journey from point A to B .After sometime when it is 156 km away from point B it is started to get sinking and passengers fo...
• Nobita can row from a point A against a current for 30 minutes and then come back in favour of the current for the next 30 minutes and comes to the point B...
• What is the speed of boat in still water? Statement I: It takes the boat thrice as much time to row up than as to row down the same distance in the river...
• A boat goes 200 km downstream in 50 hours, and 90 km upstream in 30 hours. The speed of the stream is 
• Two Places are 162 km apart. Two boats starts from both Places at same time towards each other. If one boat is going downstream and other one is going upst...
• 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 bo...
• A man rows upstream 36 km and downstream 51 km taking 3 hours each. Find the man’s speed in still water.         
• The Speed of a boat in still water is 14 km/hr and the speed of the current is 4km/hr. It takes a total of 8.5 hours to row upstream from Point A to B and ...
• Motor boat covers a certain distance downstream in a river in 20 hours. It covers the same distance upstream in 30 hours. If the speed of the water is 12 k...
• A man can row 25/2 km an hour in still water and he finds that it takes him thrice as long as long to row down the river. The rate of stream is:
• The speed of a boat in still water is 10 kmph. It covers a distance of 60 km downstream in 5 hrs. The speed (in kmph) of the stream is
• A man rows to a place 221 km away and comes back to the starting point. If the speed of the stream is 2 km/hr and the speed of the boat in still water is 1...
• A man rows upstream 18 km and downstream 30 km taking 6 hours each. Find the man’s speed in still water.           
• The speed of a boat in still water is 32km/hr and the speed of the current is 8km/hr. It takes a total of 15hours to row to upstream from Point A to B and ...
• A man can row one quarters of a kilometer against the stream in 30/4 minutes and return in 5/2 minutes. The speed of the man in still water is:
• A boat makes a journey from point P to point Q and return back in 6 hr 40 min. One way it travels with the stream and on the return it travel against the s...
• Megha got 38% of the maximum marks in an examination and failed by 6 marks. In the same examination Teena got 42% of the total marks which is 14 marks more...
• A man swims downstream 49 km and upstream 35 km, taking 7 hr each time. What is the velocity of current?   
• A man swims downstream 60 km and upstream 36 km, taking 12 hr each time. Find the man’s rate in still water?   
• A man can row 16 km/hr in still water. It takes him thrice as long to row up as to row down the river. Find the speed of the man against the current.
• A man rows upstream 10 km and downstream 15 km taking 5 hours each. Find the speed of current.       ...