A can do a piece of work in 24 day, B in 32 days and C in 64 days. All begin to do it together, but A leaves after 6 days and B leaves 6 days before the completion of the work. How many days did the work last? - Study24x7
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Kritima paliwal
06 Mar 2019 01:41 PM study24x7 study24x7

 A can do a piece of work in 24 day, B in 32 days and C in 64 days. All begin to do it together, but A leaves after 6 days and B leaves 6 days before the completion of the work. How many days did the work last?

A

15

B

20

C

18

D

 30

SSC
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