Ganesh starts from point A and drives 11 km towards the south. He then takes a right turn, drives 8 km, turns right and drives 15 km. He then takes a right turn and drives 12 km. He takes a final right turn, drives 4 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-degree turns only unless specified.)​

He then takes a right turn, drives 8 km, turns right and drives 15 km.

He then takes a right turn and drives 12 km.

He takes a final right turn, drives 4 km and stops at point P.

From the above following path diagram will be -

From the above he drive 4 km to west direction.

Correct answer is (a) ​4 km to the west.