P can finish a work in 25 days and Q can do the same work in 20 days. Q worked for 8 days and left the job. In how many days, P alone can f…
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P can finish a work in 25 days and Q can do the same work in 20 days. Q worked for 8 days and left the job. In how many days, P alone can finish the remaining work?
And P's efficiency is 4 and Q's efficiency is 5, so Q works for only 8 days then his total work is 40, so the remaining work out of total work is 60, this remaining work 60 was done by P with the efficiency of 4, so he takes 15 days to complete remaining work