A boy starts from point A and walks 6 km towards West; turns left and walks 8 km and turns another left and walks 6 km. He then walks 2 km towards North; turns left and walks 5 km. He then turns right and walks 6 km and turns another left and walks 2 km to reach point B. How far is point A from point B?

Rahul walks 15 m north from his house, then turns left and walks 30 m, again turns left and walks 45 m, and then turns right and walks 10 m to reach the park. In which direction is the park from his house?

Vijay walks 10 km towards east and then walks 14 km back. Next, he turns left and walks 8 km. Then he walks 8 km after turning left. Now, he turns left again and walks 8 km. How far is he from the starting point?