Nazir walks 10 km towards the north. From there, he walks 6 km towards the south. Then he walks 3 km towards the east. How far and in which direction is he with reference to his starting point?

• ক 5 km, West
• খ 7 km, South-East
• গ 7 km, East
• ঘ 5 km, North-East ✅ সঠিক উত্তর