Q. A can complete a work in 30 days. B is 20% more efficient than A. How many days will B take to complete the work?
✅ Correct Answer: (C)
25 days
Explanation: B's efficiency is 120% of A's. Time = 30/1.2 = 25 days. Therefore, option3 is correct.
Explanation by: Krishna Sharma
B's efficiency is 120% of A's. Time = 30/1.2 = 25 days. Therefore, option3 is correct.