Question
If Ian and Vincent work together, they can complete a job in 10 days. If Ian and Vincent worked together for 8 days, followed by Vincent who worked alone for the next 22 days, they can finish off the job.
  1. How many days would Vincent need to complete the job alone? 
  2. How many days would Ian need to complete the job alone?
4 m
(a)

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(b)

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If Ian and Vincent work together, they can complete a job in 10 days. If Ian and Vincent worked together for 8 days, followed by Vincent who worked alone for the next 22 days, they can finish off the job.
  1. How many days would Vincent need to complete the job alone? 
  2. How many days would Ian need to complete the job alone?