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Acoustics-The branch of physics concerned with the properties of sound Aviary-A large cage, building, or enclosure for keeping birds in Deluge-Large amount of rain that suddenly falls in an area; large amount of things that come at the same time
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 boat can cover 200 km in downstream in 10 hours and 150 km in upstream in 15 hours. Find the distance travelled by the boat in still water in 5 hours.
The Ship's speed in calm water exceeds that of the current by 20%. After sailing downstream for 4 hours, it traveled upstream for 4 hours with an increa...
The speed of a boat in still water is 20 km/hr. If the boat covers 90 km in upstream in 9 hours, then find the time taken by the boat to travel 150 km i...
Speed of a boat in still water is 15 kmph and speed of stream is 13 kmph. A man rows to a place at a distance of 56 km and come back to starting point. ...
A boat moves 25km upstream and 39km downstream in 8 hours. It travels 35km upstream and 52km downstream in 11 hours. What is the speed of the stream if ...
A boat can cover ‘y’ km distance downstream in (t+2.5) hours. The same boat can cover ‘0.25y’ km distance upstream in ‘t’ hours. The time ta...
The speed of a boat in calm water is 4 km/hr greater than the speed of the stream. The boat travels a distance of 280 km downstream and 200 km upstream ...
The boat's speed in still water is 20% greater than the speed of the stream. If it takes the boat 4 hours more to travel 176 km d...
Speed of boat is 10 km/hr. Speed of the stream is 20% less than speed of boat. Then find time taken by boat to go 54 km downstream?
