SSC SSC Selection Post (Phase 13) 2025 Mock Test Quantitative Aptitude Time and Work Work Efficiency
A and B can complete a work in 10 days. B and C can complete the same work in 15 days. If A is twice as efficient a workman as C, then find in how much time (in days) B alone can do the work.
1
10
2
25
3
20
4
30