Q. A contractor planned to complete a job in 100 days using 60 workers. After 25 days, only 1/6 of the job is done. How many more workers are needed to finish on time?
✅ Correct Answer: (D)
36
Explanation: Remaining work = 5/6 in 75 days. Required workers = (60 × 6)/5 = 72 → extra = 72 − 36 = 36.
Explanation by: Ankit Singh
Remaining work = 5/6 in 75 days. Required workers = (60 × 6)/5 = 72 → extra = 72 − 36 = 36.