Ravi starts from Point Y and drives 28 km towards West. He then takes a right turn, drives 55 kms, turns left, drives 69 km, turns left and drives 76 km. He then takes a left turn and drives 35 km.…
Question and options
Ravi starts from Point Y and drives 28 km towards West. He then takes a right turn, drives 55 kms, turns left, drives 69 km, turns left and drives 76 km. He then takes a left turn and drives 35 km. He takes a left turn, drives 21 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 degrees turns only unless specified)
- 64 km towards west
- 67 km towards west
- 62 km towards east
- 58 km towards east
Answer and explanation
Correct answer: C - 62 km towards east
Take Y=(0,0). West 28: (-28,0); right (north) 55: (-28,55); left (west) 69: (-97,55); left (south) 76: (-97,-21); left (east) 35: (-62,-21); left (north) 21: Z=(-62,0). Y is 62 km due east of Z.
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