Mr. Tosi starts from Point A and drives 23 km towards west. He then takes a left turn, drives 16 km, turns right and drives 3 km. He then takes a right turn and drives 25 km. He takes a final right turn, drives 26 km and stops at Point P. How far (shortest distance) and towards which direction should he drive to reach Point A again? (All turns are 90° turns only unless specified.)

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

At 6:00 PM in the evening, while sitting and reading in a library, light was entering through a window on the wall to my left. If the main entrance of the library faces East, in which direction was I facing while reading?