$A, B$ and $C$ can do a piece of work individually in $8, 10$ and $15$ days respectively. $A$ and $B$ start working,but $A$ quits after working for $2$ days. After this,$C$ joins $B$ until the completion of the work. In how many days will the work be completed?
- A$\frac{53}{9}$
- B$\frac{34}{7}$
- C$\frac{85}{13}$
- D$\frac{53}{10}$
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