can finish a piece of work in 18 days and B can do the same work in 15 days, B worked for 10 days...
20
can finish a piece of work in 18 days and B can do the same work in 15 days, B worked for 10 days and left the job. ... undertook to finish a work in 92_ggys-a.nd employed 10 men
![Collaborative work leidy-poveda_&_eduar_giraldo[1] finish](https://img.pdfslide.net/doc/110x75/546f2f71af7959685b8b4cd7/collaborative-work-leidy-povedaeduargiraldo1-finish.jpg)
