Toshi starts from point A and drives 70 km towards east. He then takes a left turn, drives 45 km, turns left and drives 78 km. He then takes a left turn and drives 76 km. He takes a final left turn, drives 8 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.)

Sanvi's route to school from her house is as follows: She starts by walking 10 m north from her house, then takes two consecutive right turns of 5 m each. Next, she turns 90° anticlockwise and walks 2 m. Finally, she turns 90° clockwise and walks 6 m. How many right turns does Sanvi take along the entire route?

Arjun is facing towards the south. From there, he walks 15 m towards the east, then 20 m towards the north, then 15 m towards the east and then 20 m towards the north to reach point B. What is the shortest distance between his starting point and point B?