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CAT 1998 | Question: 55

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A company has a job to prepare certain number of cans and there are three machines A, B, C for this job. A can complete the job in 3 days, B can complete the job in 4 days and C can complete the job in 6 days. How many days the company will take to complete the job if all the machines are used simultaneously?

  1. $4$ days
  2. $4/3$ days
  3. $3$ days
  4. $12$ days.
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