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A leaves 10 days before the project is finished. So, B works for the last 10 days alone. In 1 day, B can do 1/30th part of the work. So, in 10 days, B does 10/30 or 1/3 of the work. So, the remaining 2/3 of the work is done by A and B together. In 1 day, A+B can do (1/20+1/30)=1/12th part of the wor...
- by sanju855
Thu Dec 11, 2008 10:54 am- Forum: Problem Solving
- Topic: stumped by work flow problem
- Replies: 16
- Views: 5028
hi everyone
I will be sitting for GMAT in the next year. Hope you will help me out in case of any difficulty or confusion during my preparation. 
- by sanju855
Tue Oct 14, 2008 11:04 am- Forum: Introductions
- Topic: hi everyone
- Replies: 0
- Views: 2741