A school bus travels 5 km West, then turns South and travels 7 km, then turns East and travels 5 km, then turns to its left and travels 2 km. Where is it now with respect to the starting position?
Heera starts walking towards the east from her home to go to her college. She walks for 10 km in the east, takes a left turn, walks 20 km further and reaches her college. In which direction is her home with respect to her college?