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

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(b)

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