Suresh and Mahesh start from a fixed point. Suresh moves 3 km Northward, turn right and then cover 4 km. Mahesh moves 5 km Westwards, turn right and walks 3 km. The distance between Suresh and Mahesh now is

10 km 9 km 8 km 6 km

9 km

The distance between Suresh and Mahesh is 9 km.