दीपू पूर्व की ओर 20 मीटर गया, फिर वह बाईं ओर मुड़ा और 15 मीटर चला। वह फिर दाईं ओर मुड़ा और 35 मीटर गया। अंत में, वह फिर से दाईं ओर मुड़ा और 15 मीटर चला। वह अपने प्रारंभिक बिंदु से कितनी दूर है?

Kartik starts from Point A and drives 9 km towards east. He then takes a right turn, drives 5 km, turns right and drives 11 km. He then takes a right turn and drives 12 km. He takes a final right turn, drives 2 km and stops at Point P. How far (shortest distance) and towards which direction should he drive in order to reach Point A again? (Note: All turns are 90° turns only unless specified.)

Vikas starts from Point Y and drives 81 km towards the south. He then takes a right and drives 77 km. He then takes a right turn and drives 27 km. He takes a right turn, drives 35 km. He then turns right, drives 39 km, turns left and drives 42 km to stop at Point Z. How far (shortest distance) and towards which direction should he drive in order to reach Point Y again? (All turns are 90-degree turns only unless specified.)