A train moves in north direction with a speed of 54 km h A

Last updated: 6/13/2023

A train moves in north direction with a speed of 54 km h A monkey is running on the roof of the train against its motion with a velocity of 36 km h with respect to train The velocity of monkey as observed by a man standing on the ground is 1 5 m s due north 2 25 m s due south 3 10 m s due south 4 10 m s due north