A girl travels 10 km north, then 10 km east, then 10 km south. What is her final position relative to the starting point?
Q1. A girl travels 10 km north, then 10 km east, then 10 km south. What is her final position relative to the starting point?
Answer: 10 km east
Explanation: The girl's north and south movements cancel out, leaving her 10 km east of the starting point.