Prakash runs from his home towards east for 50 m and then turns left and runs for 20 m. Again he turns left and runs for 30 m; and again turns left and runs for 20 m to reach point 'A'. What is the direct distance from point A to his home?

If B is 20 m South from A, C is 10 m North from D, and A is 10 m West from D, in which direction is B located with respect to C?

Deepa moved a distance of 75 m towards the North. She then turned to her left and walked for 25 m, turned left again and walked 80 m. Finally, she turned to her right. In which direction was she moving finally?