A train has a length of 150 meters.It is passing a man who is moving at 2km/hr in the same direction of the train in 3 seconds.Find out the speed of the train?
view more
or
আপনি আমাকে যেকোনো প্রশ্ন করতে পারেন, যেমনঃ
Are you sure to start over?
