state gov MP Excise Constable Mock Test Series 2025 Quantitative Aptitude Time and Work Work Efficiency
X alone can complete a work in 20 days and Y alone in 60 days. Starting with Y, they work on alternate days. Then 60% of the total work will be completed in how many days.
1
13 days
2
15 days
3
25 days
4
18 days