A can do a piece of work in 10 days and B in 20 days. They begin together, but 2 days before the completion of the work, A leaves off. In how many days the whole work is complete?

asked by guest
on Jan 24, 2025 at 9:47 am



Mathbot Says...

I wasn't able to parse your question, but the HE.NET team is hard at work making me smarter.


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