Raman and Karan start walking in opposite direction. Raman walks 10 km and Karan walks 15 km. Raman turns to the left and walks 6 km. Karan also turns to the left and walks 6 km. Raman turns to the left and walks 8 km. Karan also turn to the left and walks 12 km. How far is Karan now from Raman?
1
13 km
2
12 km
3
17 km
4
5 km