Answer:
Total distance = 8.5 km
Step-by-step explanation:
The question needs options for it to be answered properly. However, you should take note of the following explanation.
Distance is a scalar quantity and as such, it does not consider the object direction.
Having said that, the total distance moved by the train is calculated by adding up the distance moved in all directions.
i.e.
Total Distance = 5.2 km + 3.3 km
Total Distance = 8.5 km