state gov OSSSC RI, ARI, AMIN, SFS, ICDS Supervisor Combined Mock Test 2023-25 Quantitative Aptitude Time and Work
P and Q can do a piece of work in 24 days, while R and S can do the same work in 8 days. In how many days P, Q, R and S do it together?
1
10 days
2
6 days
3
7 days
4
5 days