MCQ Practice Mathematics 📖 রাস্তা সমান করার রোলার সরাবার জন্য সহজ হবে, যদি রোলারকে- 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 This question appeared in BCS 40th Preliminary Question Bank Quiz and Solution Mental Ability 2019 Question 9