1.

A alone can do a piece of work in 30 days. B alone can do the same work in 60 days. If they work together for five days, What fraction of the work will be left?

A. \(\frac{2}{3}\)
B. \(\frac{1}{2}\)
C. \(\frac{3}{4}\)
D. \(\frac{5}{6}\)
Answer» D. \(\frac{5}{6}\)


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