The correct answer is E
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 w...
A boat can travel 18 km downstream in 2 hours and 12 km upstream in 3 hours. What is the speed of the boat in still water?
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 a...
The speed of boat downstream and upstream is 30 km/hr and 20 km/hr respectively. Time taken to travel a distance of (a + 50) km downstream and (b + 25) ...
A boat can go 15 km upstream and 21 km downstream in 2 hours. If the speed of the stream is 6km/h, then the time taken (in hours) by the boat to go 21 k...
On a river, Q is the midpoint between two points P and R on the same bank of the river. A boat can go from P to Q and back in 12 hours, and from P to R ...
The ratio between the speed of the boat in upstream and the speed of the stream are 6:5 respectively. The boat can cover (d+140) km distance in downstre...
The speed of a boat in downstream and upstream is 30 km/hr and 22 km/hr, respectively. Find the approximate time taken by the boa...
A boy can swim in water with a speed of 16 km/hr in still water. If the speed of the stream is 9 km/hr, what will be the time taken by the boy to cover ...
If a river is flowing at a rate of 6 km/hr and a boat's speed in still water is 100% higher than the river's speed, and the boat travels 'd' kilometers ...