railway DFCCIL Junior Executive 2023 (CBT 1 & CBT 2) Mock Test Quantitative Aptitude Time and Work Work Efficiency
X takes twice as much time as Y and four times as much time as Z to complete a work. If X, Y and Z together can complete the work in 16 days, then in how many days Y alone can complete the same work?
1
56 days
2
28 days
3
33 days
4
66 days