Seoul is the capital and largest city of South Korea. It is known for its modern skyscrapers, high-tech subways, and rich cultural heritage. South Korea’s currency is the South Korean Won (KRW).
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:...
The speed of a boat in still water is 11 times the speed of the stream. If the difference between the upstream and downstream speed of the boats is 20 k...
The speed of a boat in still water is 16 km/hr. If the boat covers 180 km in upstream in 12 hours, then find the time taken by the boat to travel 170 km...
A man can row at 3 kmph in still water. If the velocity of current is 2 kmph and it takes him 6 hour to row to a place and come back, how far is the place?
A swimmer swims from point P against the current for 6 minutes and then swims back along the current for the next 6 minutes and reaches point Q. If the ...
A swimmer can swim at a speed of 3.5 kilometers per hour in still water. If the time taken to cover a certain distance upstream is 2.5 times the time ta...
When travelling downstream, a boat takes 6.25 hours to travel 275 km. If the speed of the stream is (4/11)th of downstream speed of the boat,...
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?
Speed of a boat in still water is 15 km/h while the speed of the stream is ____ km/h. Total time taken by the boat to go 150 km upstream and 225 km down...
A car has to cover a distance of 240 km in 30 hours. If it covers half of the journey in 3/5 th of the time, the speed to cover the remainin...
