दो लड़के A और B एक-दूसरे से 14 किमी दूर विपरीत दिशाओं से चलना शुरू करते हैं। A का मुख पूर्व की ओर है और B का मुख पश्चिम की ओर है। A पूर्व की ओर 5 किमी की दूरी तय करता है और B पश्चिम की ओर 2 किमी की दूरी तय करता है। दोनों लड़कों के बीच की दूरी अब कितनी है?

Ravi drove 20 km from his office towards the north. He then took a right turn and drove 5 km. He took another right turn and drove 10 km, and then turned right, drove 5 km, and stopped at point A. How far is Ravi from his initial position (office)?

Anand starts from Point A and drives 43 km towards the south. He then takes a left turn, drives 40 km, turns left and drives 45 km. He then takes a left turn and drives 51 km. He takes a final left turn, drives 2 km and stops at Point P. How far (shortest distance) and towards which direction should he drive from Point P in order to reach Point A again?