Practice Boats and streams Questions and Answers

• A man rows upstream 10 km and downstream 15 km taking 5 hours each. Find the man’s speed in still water.       &nb...
• A boat goes 240 km downstream in 12 hours, and 160 km upstream in 16 hours. The speed of the stream is  
• A man can row his boat with the stream at 42 km/h and against the stream in 7 km/hours. The man’s rate is
• A man can row at a speed of 64 km/h in still water to a certain upstream point and back to the starting point in a river which flows at 8 km/h. Find his av...
• A man can row his boat with the stream at 14 km/h and against the stream in 8 km/hours. Find the rate of the stream.
• A man’s speed with the current is 50 km/hr and the speed of the current is 5 km/hr. The man’s speed against the current is: ...
• If a man rows at the rate of 14 kmph in still water and his rate against the current is 5 kmph, then the man’s rate along the current is:   ...
• If a man rows at the rate of 25 kmph in still water and his rate against the current is 5.5 kmph, then the manrsquo;s rate along the current is: ...
• If a man rows at the rate of 17 kmph in still water and his rate against the current is 7 kmph, then find the man’s speed with downstream.  &nbs...
• If a man rows at the rate of 19 kmph in still water and his rate against the current is 7 kmph, then find the man’s speed with downstream.         �...
• Ratio of still water speeds of three boats is 3:4:5. The first boat travels downstream, the second and third boats travel upstream. They travel in streams ...
• A, B and C started a business by investing in the ratio 1/5 : 1/4 : 2/6. After 6 months C withdrew 1/4 of his investment. If after 1 year from start of bus...
• Distance between a point of A and point B in a river is 32 km and the flow of the stream is from A to B. If the speed of the boat is 10 km/h and speed of t...
• A man can row at a speed of 20 km/hr in still water to a certain upstream point and back to the starting point in a river which flows at 5 km/hr. Find his ...
• If a boat travels 18 km more in downstream than in upstream  in 3 hours and if the speed of the Boat in still water is 20 kmph.  Find the distance travel...
• A boat takes 28 hours for travelling downstream from point A to point B and coming back to point C midway between A and B. If the velocity of the stream is...
• A boat can travel 4.2km upstream in 14min. If the ratio of the speed of the boat in still water to the speed of the stream is 7:1. How much time will the b...
• If a boat travels 35 km more in downstream than in upstream in 5 hr and if the speed of the boat in still water is 25 km/hr, then find the distance travell...
• The speed of a boat is that of the current of water is 35:6. The boat goes along with the current in 5 hours 10 minutes. Approximately at what time it will...
• The speed of a boat is that of the current of water is 40:3. The boat goes along with the current in 3 hours 8 minutes. It will come back in
• A man can row 5 km/hr in still water. If the speed of the current is 2 km/hr, it takes 4 hours more in upstream than in the downstream for the same distanc...
• A man can row 8 km/hr in still water. If the speed of the current is 2 km/hr, it takes 5 hours more in upstream than in the downstream for the same distanc...
• A boat takes one-third time in moving a certain distance downstream than upstream. The ratio of the speed of the boat in still water and that of the curren...
• A boat takes 1/12th time in moving a certain distance downstream than upstream. The ratio of the speed of the boat in still water and that of the current i...
• The speed of current is 8 km/h. What will be the respective downstream speed and upstream speed of a boy rowing a boat, if one fifth of the distance covere...
• 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...
• The speed of the boat in still water is 10 km/h and the speed of the stream is 6 km/h. A boat goes 48 km downstream with its usual speed but at the time of...
• The speed of a boat in downstream is 20% more than speed of boat in still water. If the boat travels a distance of 90 km upstream in 15 hours then find the...
• A boat takes half time in moving a certain distance downstream than upstream. The ratio of the speed of the boat in still water and that of the current is ...
• A boat can cover 40 km upstream and 60 km downstream in 13 hour. Also it can cover 50 km upstream and 72 km downstream in 16 hour. Find the speed of boat i...
• Speed of current is 25% of speed of boat in still water, if boat travelled 45 km downstream and returned back in total 12 hr. then find speed of boat in st...
• A motorboat in still water travels at a speed of 40 km/hr. It goes 45 km upstream in 2 hour 15 minutes. The time taken by it to cover the same distance dow...
• A motorboat in still water travels at a speed of 16 km/hr. It goes 27 km upstream in 2 hour 15 minutes. The time taken by it to cover the same distance dow...
• A motorboat in still water travels at a speed of 36 km/hr. It goes 64 km upstream in 2 hours. The time taken by it to cover the same distance down the stre...
• A boat running downstream covers a distance of 24 km in 3 hrs while it covers the same distance upstream in 6 hrs. Then speed of the boat in still water is
• A boat running downstream covers a distance of 45 km in 3 hrs while it covers the same distance upstream in 5 hrs. Then speed of the boat in still water is
• A man can swim at the rate of 8 km/hr in still water. If the speed of the water is 3 km/hr, then the time taken by him to swim 15 km upstream is
• A boat goes 5 km an hour in still water, but takes twice as much time in going the same distance against the current. The speed of the current (in km/hour)...
• A boat goes 8 km an hour in still water, but takes twice as much time in going the same distance against the current. The speed of the current (in km/hour)...