Question
If Vaidev and Cole work together, they can complete a job in 12 days. If Vaidev and Cole worked together for 6 days, followed by Cole who worked alone for the next 18 days, they can finish off the job.
  1. How many days would Cole need to complete the job alone? 
  2. How many days would Vaidev need to complete the job alone?
4 m
(a)

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(b)

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If Vaidev and Cole work together, they can complete a job in 12 days. If Vaidev and Cole worked together for 6 days, followed by Cole who worked alone for the next 18 days, they can finish off the job.
  1. How many days would Cole need to complete the job alone? 
  2. How many days would Vaidev need to complete the job alone?