Two men Kashish and Yash start from the same point. Kashish walks 0.3 km west, then turns north and walks 0.45 km, then turns to his right and walks 0.6 km. At the same time, Yash walks 0.1 km east, then turns left and walks 0.45 km. Where is Yash now with respect to the current position of Kashish?
1
0.5 km west
2
0.2 km east
3
0.2 km west
4
0.5 km east