Question
P6.SP.TL.18012227-A1
If Billy and Albert work together, they can complete a job in 15 days. If Billy and Albert worked together for 10 days, followed by Albert who worked alone for the next 20 days, they can finish off the job.
  1. How many days would Albert need to complete the job alone? 
  2. How many days would Billy need to complete the job alone?
4 m
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Primary 6 SPEED P6.SP.TL.18012227

02 Jul 2024, 06:45 AM

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