R Ram Sharma 🎓 Coach ⭐ 193.88K Points 📊 General Awareness Q. What J. B. Dunlop invented? (A) Pneumatic rubber tire (B) Automobile wheel rim (C) Rubber boot (D) Model airplanes 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (A) Pneumatic rubber tire You must be Logged in to update hint/solution 💬 Discussion 💬 Comment