engineering recuitment OPSC Assistant Industries Officer Mock Test 2025 Quantitative Aptitude Time and Work Work Efficiency
P can do a work in the same time in which Q and R together can do it. P and Q together can do it in 20 days and R can do it in 30 days. If they start work together and work for 6 days. How many days Q alone can complete the remaining work?
1
30 days
2
45 days
3
60 days
4
50 days