railway DFCCIL Junior Executive 2023 (CBT 1 & CBT 2) Mock Test Quantitative Aptitude Time and Work Work Efficiency
8 masons working 8 hours a day can build a wall in 20 days. If these 10 masons also work for 8 hours a day, then in how many days will 10 masons build the same wall?
1
10 days
2
16 days
3
12 days
4
14 days