A school bus driver starts from the school, drives 2 km towards North, takes a left turn and drives for 5 km. He then takes a left turn and drives for 8 km before taking a left turn again and…
Question and options
A school bus driver starts from the school, drives 2 km towards North, takes a left turn and drives for 5 km. He then takes a left turn and drives for 8 km before taking a left turn again and driving for 5 km. The driver finally takes a left turn and drives 1 km before stopping. How far and towards which direction should the driver drive to reach the school again?
- 7 km towards East
- 6 km towards South
- 6 km towards West
- 5 km towards North
Answer and explanation
Correct answer: D - 5 km towards North
Start (0,0): north 2 -> (0,2); left = west 5 -> (-5,2); left = south 8 -> (-5,-6); left = east 5 -> (0,-6); left = north 1 -> (0,-5). The school is 5 km to the north.
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CUSAT CAT Integrated IPR Ph.D.
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