Question
If Fabian and Tom work together, they can complete a job in 15 days. If Fabian and Tom worked together for 10 days, followed by Tom who worked alone for the next 20 days, they can finish off the job.
  1. How many days would Tom need to complete the job alone? 
  2. How many days would Fabian need to complete the job alone?
4 m
(a)

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(b)

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If Fabian and Tom work together, they can complete a job in 15 days. If Fabian and Tom worked together for 10 days, followed by Tom who worked alone for the next 20 days, they can finish off the job.
  1. How many days would Tom need to complete the job alone? 
  2. How many days would Fabian need to complete the job alone?