The labour A,B,C were given a contract of 750 for doing certain piece of work.All three can finish the work in 8 days.A and c can together finish the work in 12 days while A and B can do it 13 $$\frac{1}{3}$$ days.The money will divide in the ratio

A

$$4 : 5 : 6$$

B

$$4 : 7 : 5$$

C

$$5 : 7 : 4$$

D

$$5 : 6 : 8$$