Sunil starts from Point A and drives 11 km towards the south. He then takes a left turn, drives 3 km, turns left and drives 4 km. He then takes a left turn and drives 12 km. He takes a final right turn, drives 7 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.)

Question

Apedia · Accepted Answer

Correct Answer: 9 km to the east.

Explanation: Vector Plotting (Origin to First Turn): Let Point A be (0,0). Driving 11 km South puts Sunil at (0, -11).Intermediate Navigations: Facing South, a left turn points him East. Driving 3 km places him at (+3, -11). The next left turn points him North. D...

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