Bangladesh observes its independence and national day on 26 March, to mark the birth of the youngest nation in South Asia breaking away from the shackles of Pakistan in 1971. This year it was its 52nd national day.
A boat goes 56 km in upstream in 4 hours and takes 3 hours to complete a distance of 18 km in downstream. Find the speed of boat in still water.
A boat, whose speed in still water is 25% more than the speed of the current, covers 810 km downstream in _____ hours. The speed of the boat in still wa...
A boat can travel 28 km downstream in 30 min. The ratio of the speed of the boat in still water to the speed of the stream is 5: 3. How much time will t...
The speed of a boat in still water is 26 km/hr. If the boat covers 75 km in upstream in 5 hours, then find the time taken by the boat to travel 111 km i...
A man can row at 4 kmph in still water. If the velocity of current is 2 kmph and it takes him 8 hour to row to a place and come back, how far is the place?
Speed of a boat in downstream is 50% more than that in upstream. Total time to travel 48 km upstream and 36 km downstream is 6 hours. What is the speed ...
Find the total distance covered by boat in each upstream and downstream in 4 hours if the speed of boat in still water and speed of current is 15 km/h a...
A boat can cover 12 kilometers in still water in 40 minutes. If the speed of the current is 2 kilometers per hour, then what is the average speed it tak...
The speed of the stream is 10 km/h. Boat ‘A’ covers 180 km distance against the stream in 6 hours and boat ‘B’ covers 90 km distance against the...
A boat goes 45 km upstream in 6 hours and 60 km downstream in 4 hours. If the speed of the current is doubled, how much time will the boat take to trave...
