A boy walks 8 km west, then 4 km north, then 2 km east. What is his final position?
Q1. A boy walks 8 km west, then 4 km north, then 2 km east. What is his final position?
Answer: 6 km west, 4 km north
Explanation: The boy is 8 km west, then 2 km east, so 6 km west. He is 4 km north.