state gov Bihar Police Constable (सिपाही) Mock Test Series 2025 Quantitative Aptitude Time and Work Work Efficiency
12 days are taken by one man and one woman together to complete the work. A man alone can complete the work in 15 days. In how many days can one woman alone complete the work?
1
45 days
2
30 days
3
60 days
4
12 days