SSC Delhi Police Constable 2025 Mock Test Series (New) Quantitative Aptitude Time and Work Work Efficiency
Five men and 2 boys can do in 30 days as much work as 7 men and 10 boys can do in 15 days. How many boys should join 40 men to do the same work in 4 days?
1
10
2
15
3
12
4
14