Question

a and b A can do a job in 6 days B and C in 9 days and a and c in 12 days how much time will they take to complete the job if they all work together how long will each of them take to do the job?
Ans. = 72/13 days . A:72/5days B:72/7 days and C: 72days
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Answer 1

Answer:

72/13 is the correct answer.

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