Q. A can complete a work in 20 days and B in 30 days. If both work together for 6 days, what fraction of the work is completed?
✅ Correct Answer: (A)
1/2
Explanation: Combined rate = 1/12. In 6 days completed = 6/12 = 1/2.
Explanation by: Deepak Sahoo
Combined rate = 1/12. In 6 days completed = 6/12 = 1/2.