Question 413595
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Hi
twelve workers can complete a job in six days or 1/6 of job in 1 day.
 {{{(1/6)/12}}} = 1/72 by each worker each day.

After 2 days: 4/6 of job left and 8 workers left to complete:
 8/72 Or 1/9 per day  {{{(4/6)/(1/9)}}} = 36/6 = 6 days to complete job