Direction: Study the given information carefully and answer the following questions.

Rahul starts from point P and goes 13 km east to reach point Q and then takes right turn and goes 5 km to reach point R. From point R he takes a left turn and walks 5 km to point S. From S, he turns right and walks 10 km to point T. From point T turn right and he walks 18 km towards point U. Finally, he takes a right turn and walks 5 km to reach point V.