A boy cycles 7 km north, then 3 km east, then 2 km south. What is his final position relative to the starting point?
Q1. A boy cycles 7 km north, then 3 km east, then 2 km south. What is his final position relative to the starting point?
Answer: 5 km north, 3 km east
Explanation: Net displacement north is 7 - 2 = 5 km, and east is 3 km.