railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Quantitative Aptitude Ratio and Proportion Direct or Indirect Proportion
18 boys can do a piece of work in 24 days. In how many days can 27 boys do the same work?
1
16 days
2
32 days
3
23 days
4
48 days