Question
If Sean and Tom work together, they can complete a job in 12 days. If Sean and Tom worked together for 6 days, followed by Tom who worked alone for the next 15 days, they can finish off the job.
  1. How many days would Tom need to complete the job alone? 
  2. How many days would Sean need to complete the job alone?
4 m
(a)

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(b)

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If Sean and Tom work together, they can complete a job in 12 days. If Sean and Tom worked together for 6 days, followed by Tom who worked alone for the next 15 days, they can finish off the job.
  1. How many days would Tom need to complete the job alone? 
  2. How many days would Sean need to complete the job alone?