B Bhagwan Das 🎓 ⭐ 4.44K Points 📊 Math Q. A car goes 20 metres in a second. Find its speed in km/hr ? (A) 18 (B) 72 (C) 36 (D) 20 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (B) 72 You must be Logged in to update hint/solution 💬 Discussion 💬 Comment