A can do a piece of work alone in 30 days. B is 25% less efficient than A, while C is $$33\frac{1}{3}$$% more efficient than B. In how many days can A, B and C, working together, complete the work?

A

$$\frac{150}{11}$$ days

B

$$\frac{120}{11}$$ days

C

$$\frac{140}{11}$$ days

D

$$\frac{130}{11}$$ days