A complete a work in 30days and B complete same work in 20days.Calcula – InterviewSolution

1.	A complete a work in 30days and B complete same work in 20days.Calculate the time if both A and B do the same work jointly.
Answer» A and B together completes the work in(30 * 20)/(30 + 20) = 600/50 = 12 days

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