other govt exam India Post Postman & Mail Guard Mock Test 2020 Quantitative Aptitude Time and Work Work Efficiency
A can finish a work in 18 days and B can do the same work in 15 days. B worked for 10 days and left the job. In how many days, A alone can finish the remaining work?
1
6
2
\(5\frac{1}{2}\)
3
5
4
8