R Rakesh Yadav 🎓 Tutor III ⭐ 5.76K Points 📊 Computer Q. _____ is the first known calculating machine counting. (A) Abacus (B) Analytical Engine (C) Calculator (D) Computer 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (A) Abacus You must be Logged in to update hint/solution 💬 Discussion 💬 Comment