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Question 1
A boat can row a distance of 6 km upstream in 3 hours when the speed of stream is 0.5 km/hr. what is the speed of the boat in still water?
Question 2
Speed of a boat is 10 km/h. Speed of boat in downstream is 2 times of speed of boat in upsteam. What is speed of current?
Question 3
A man can swim 3 km/hr. in still water. If the velocity of the stream is 2 km/hr., the time taken by him to swim to a place 10 km upstream and back is :
Question 4
A sailor goes 12 km downstream in 48 minutes and returns in 1 hour 20 minutes. The speed of the sailor in still water is:
Question 5
A boat can go 8 km in still water in 1 hour but it takes 3 hours to travel the same distance upstream. Find the speed of the stream.
Question 6
A boat running downstream covers a distance of 180 km in 9 hours and upstream in 15 hours then what is the speed of stream?
Question 7
Speed of a boat is 15 km/h. Speed of boat in downstream is 3 times of speed of boat in upsteam. What is speed of current?
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Jul 1SSC & Railway
