A man walks 8 km towards East; turns right and walks 5 km and turns another right and walks 8 km. He then turns right and walks 5 km, takes a left turn and walks 3 km. He then walks 7 km towards South; turns left and walks 3 km and finally turns right and walks 2 km. How far is he from the starting point?

A person 'X' started from his home and walked 3 km straight. Then he turned right and walked 2 km. He turned right again and walked 1 km. If he is now in the North-West direction relative to his house, in which direction did he walk in the beginning?

Ramu starts from his house, moves towards the east, walks 90 m, turns right and moves 20 m. He turns right again and moves 30 m. Finally, he turns right and walks 100 m. In which direction should he walk to reach his house again?