Sana speed of rowing in still water is 12 km/h and he finds that it takes him twice as long to row up as to row down the river. Find the speed of water in the river?
Correct answer D. 4 km/h
Tip: press A, B, C or D to answer, and N for the next question.
Advertisement
More Boats and Streams questions
See allWhat is the speed of the boat in still water? I. The boat covers a distance of 48 kms in 6 hours while running upstream. II. The boat covers the same distance in 4 hours while running downstream.
Correct answer B. II alone sufficient while I alone not sufficient to answer
What is the speed of the boat in still water? I. It takes 2 hours to cover the distance between A and B downstream. II. It takes 4 hours to cover the distance between A and B upstream.
Correct answer B. II alone sufficient while I alone not sufficient to answer
Advertisement
A boat takes a total time of three hours to travel downstream from P and Q and upstream back from Q to P. What is the speed of the boat in still water? I. The speed of the river current is 1 km per hour. II. The distance between P and Q is 4 km.
Correct answer B. II alone sufficient while I alone not sufficient to answer
A man rows to a place 48 km distant and come back in 14 hours. He finds that he can row 4 km with the stream in the same time as 3 km against the stream. The rate of the stream is:
Correct answer A. 1 km/hr
Discussion