A railway engine starts shunting wagons by first going 1000 m north of railway station. It reverses and travels 1250 m south and then it again moves 600 m north. Finally moving 800 m south it comes to rest. How far is the engine from the station and in which direction?

Answer 1

1000 - 1250 + 600 - 800 = -450 = 450 m south of the station

Answer 2

And