- The four walls and ceiling of a room of length 25 m, breadth 12 m and height 10 m are to be painted. Painter A can paint 200 $$m^{2}$$ in 5 days, Painter B can paint 250 $$m^{2}$$ in 2 days. If A and B work together, they will finish the job in

A

6

B

6$$\frac{10}{33}$$

C

7$$\frac{10}{33}$$

D

8