railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Quantitative Aptitude Time and Work Work Efficiency
A and B alone complete a work in 16 days and 8 days respectively. If they work on alternate days starting with A, then in how many days the work will be completed?
1
11
2
10.25
3
20
4
10.75