A can do a piece of work in 20 days and B in 25 days. They worked together for10 days and then A goes away .In how many days will B finish the remaining work?
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As A and B do same work LCM (20,25)=100 Let say A and B do 100 work Per ... If they start the work together but after 5 days A left the work, how many days ... They start working together and B leaves 5 days before the work is finished. ... He works at it for 10 days, and then 'B' alone finishes the remaining work in 42 days.
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