state gov Bihar SSC (BSSC) Inter Level Mock Test 2024 - 25 Quantitative Aptitude Time and Work Work Efficiency
P can do 1/2 of a work in 10 days and Q can do 1/5 of the same work in 4 days. In how many days can both finish the work, working together?
1
15 days
2
14 days
3
10 days
4
5 days