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Priya walks 9 km towards East, then turns North and walks 12 km. What is the straight-line distance from her starting point?

Competition practiceDirection Sense
  • A3 km
  • B21 km
  • C18 km
  • D15 km

Step-by-Step Solution

The East (9 km) and North (12 km) legs are perpendicular, so the straight-line distance is √ √225 = 15 km.
Answer: D) 15 km

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