MCQ Practice Mathematics 📖 A and B together can paint a wall in 3 days. A can do it alone in 5 days. How many days would it take B to do this job alone? A 0.5 B 5.0 C 6.4 D 7.5 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 Previous20 men can finish a work in 30 days. After how many days should 5 men leave the work so that the work may be finished in 35 d... NextA, B and C can complete a pice of work in 24, 6 and 12 days respectively. Working together, they will be complete the same wo...