engineering recuitment OSSC Soil Conservation Extension Worker - CHSL Mock Test Series 2024 Quantitative Aptitude Time and Work
A can complete a project in 10 days and B can complete the same project in 15 days. A and B start working on the project together and A quit 5 days before the project is completed. In how many days is the project completed?
1
9
2
5
3
10
4
7