Question: A person walks at a speed of 4 km/h on a train moving at 60 km/h in the same direction. What is the person\'s speed relative to the ground?
Options:
Correct Answer: 64 km/h
Solution:
The person\'s speed relative to the ground is the speed of the train plus the speed of the person: 60 km/h + 4 km/h = 64 km/h.