top button
Flag Notify
    Connect to us
      Facebook Login
      Site Registration

Facebook Login
Site Registration

What is the speed of the stream?

0 votes

A motor-boat is going up a river at a speed of 14.4 kmph, when its pilot sights a drifting boat which is 234 meters distant and reaches it after 52 seconds.
What is the speed of the stream?

posted Aug 12, 2019 by Pankaj Deshmukh

Share this puzzle
Facebook Share Button Twitter Share Button LinkedIn Share Button

1 Answer

0 votes

Combined speed ---> 234 m / 52 sec = 4.5 m/sec = 16.2 kmph
Speed of the stream ---> 16.2-14.4=1.8 kmph

answer Aug 13, 2019 by Hanifa Mammadov

Similar Puzzles
0 votes

A motor boat goes 10 km upstream and back again to starting point in 55 min.
Find the speed of the motor boat in still water , if stream running at 2 kmph ?

0 votes

A man can row a boat at 25/9 meters per second in still water and the speed of the stream is 8 kmph.
What is the time taken (in hours) to row a distance of 90 km down the stream?

0 votes

The speed of a car is 63 km/hr, if we don't let it stop at any point.
If the car stops at stops, the speed of the car is 54 km/hr.
What is the time in minutes that the car stops for per hour?

0 votes

Arunima is picked up by her father by car from college everyday. The college gets over at 4 p.m. daily. One day, the college got over an hour earlier than usual. Arunima started walking towards her house. Her father, unaware of this fact., leaves his house as usual, meets his daughter on the way, picks her up and they reach the house 15 minutes earlier than usual. What is the ratio of the father's speed to Arunima speed?

Contact Us
+91 9880187415
#280, 3rd floor, 5th Main
6th Sector, HSR Layout
Karnataka INDIA.