Two bikers P and Q start from the same point. P rides 8 km northwards, then turns westwards and rides 6 km, then turns to his right and rides 4 km. Q rides 4 km westwards, then turns northwards and rides 12 km, then turns to his right and rides 9 km. Where is Q now with respect to the current position of P?
1
11 km westwards
2
11 km eastwards
3
19 km eastwards
4
19 km westwards