Mr. Z starts from Point A and drives 3 km towards the west. He then takes a right turn, drives 2 km, turns right and drives 4 km. He then takes a right turn and drives 3 km. He takes a final right turn, drives 1 km and stops at Point P. How far (shortest distance) and towards which direction should he drive in order to reach Point A again? (All turns are 90° turns only unless specified.)

Given: 

Mr. Z starts from Point A and drives 3 km towards the west.

He then takes a right turn, drives 2 km, turns right and drives 4 km.

He then takes a right turn and drives 3 km.

He takes a final right turn, drives 1 km and stops at Point P.

From the above following path diagram will be -

From the above 1 km toward north he drive in order to reach Point A again. 

Correct answer is (d) 1 km towards the north