C1, C2 and C3 can do a work alone in 10, 12 and 15 days respectively. All three of them began the work together but C2 left 2 days before the completion of the work. In how many days was the work completed?
- AOption (a)
(12/5) days
- BOption (b)
(14/3) days
- COption (c)
(18/5) days
- DOption (d)
(17/3) days
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Correct answer
(12/5) days















