railway DFCCIL Junior Executive 2023 (CBT 1 & CBT 2) Mock Test Quantitative Aptitude Time and Work Work Efficiency
Aarif, Arun and Abraham can do a work in 12, 20 and 24 days, respectively. They all begin together. Arun leaves the work 3 days and Abraham 6 days before its completion. In how many days is the work finished?
1
8
2
10
3
11
4
9