A person walks 3 km west, then 2 km north, and finally 1 km east. What is his final position relative to the starting point?
Q1. A person walks 3 km west, then 2 km north, and finally 1 km east. What is his final position relative to the starting point?
Answer: 2 km north, 1 km west
Explanation: Net westward distance is 3 - 1 = 2 km, and 2 km north.