MCQ Practice Science 📖 কত’র নিচে হৃদস্পন্দন হলে Brady Cardia বলে? ক 100 মিনিট/(১০০)খ 60 মিনিট/(৬০)গ 70 মিনিট/(৭০)ঘ 80 মিনিট/(৮০) Favorite Practice Add to Book Explanation & Answer Detailed explanations and answers are restricted. Unlock full access by logging in to your account. 🔒 Unlock the detailed explanation and answers Log In / Sign Up