Question

A ,b and c can do the job working alone in 12 ,16 and 24 days respectively in how many days they can do the job if they worked together

Answer 1

Answer:

one day work

A=1 / 12, B = 1/16, C=1/24

so A,B,C together complete in

1/12+1/16 +1/24

..4/48 +3/48 +2/48

9/48

5 1/3 days

Answer 2

Answer:

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