Answer / umesh7a

Three man's on day work = 1/6+1/7+1/8=73/168
three man's can complete the work in 1/73/168 days
= 168/73 days

Now if they works together fro the alternet days they will
complete the worksin 2*168/73 days

(If three mans working for the alternate days then work
completion time will be doubbled)

Answer / kanika

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