Rajesh, starting from point X, drives 10 km towards the west. He turns left and drives 3 km, then turns right and drives 4 km. He turns left and drives 4 km, then takes a final left turn and drives 14 km to reach point Y. To reach point X again, how far (shortest distance) and in which direction must he drive? (Unless specified, all turns are 90-degree only.)

One morning, Dev was standing facing a tree. The shadow of the tree fell exactly to his left. In which direction was Dev facing?

Dinesh starts from Point A and drives 14 km towards south. He turns left and drives 12 km, turns left again and drives 18 km. He then turns left and drives 16 km, and finally turns left, drives 4 km and stops at Point P. How far (shortest distance) and in which direction should he drive from Point P to reach Point A again?