A can do a piece work in 15 days and B in 20 days. If they work togeth – InterviewSolution

1.	A can do a piece work in 15 days and B in 20 days. If they work together for 4 days, then find the fraction of the work done by them.
Answer» A can do a piece work in 15 days and B in 20 days. If they work together for 4 days, then find the fraction of the work done by them.

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