A can build a wall in the same time in which B and C together can do it. If A and B together can do it. If A and B together could do it in 25 days and C alone in 35 days, in what time could B alone do it ?

A can build a wall in the same time in which B and C together can do i

1.	A can build a wall in the same time in which B and C together can do it. If A and B together can do it. If A and B together could do it in 25 days and C alone in 35 days, in what time could B alone do it ?
A.	1 days
B.	00 days
C.	75 days
D.	one of these
Answer» D. one of these