Q. A can complete a work in 20 days. B can complete it in 30 days. If A works alone for 5 days, then B completes the remaining work, how many days will B take?
✅ Correct Answer: (A)
15 days
Explanation: A does 1/4 work → remaining 3/4. B rate = 1/30 → time = 22.5 days (approx).
Explanation by: Admin
A does 1/4 work → remaining 3/4. B rate = 1/30 → time = 22.5 days (approx).