A man walks 10 km east, then 5 km north, and 5 km south. What is his final position relative to the starting point?
Q1. A man walks 10 km east, then 5 km north, and 5 km south. What is his final position relative to the starting point?
Answer: 10 km East
Explanation: 5 km north and 5 km south cancel out, leaving 10 km east.