SSC SSC Selection Post (Phase 13) 2025 Mock Test Quantitative Aptitude Time and Work Work Efficiency
Amar, Samar and Umesh together can complete a book in 15 days. Amar and Samar together can complete the same book in 30 days. Umesh alone can complete the same book in how many days?
1
35 days
2
40 days
3
60 days
4
30 days