If A and B can do a piece of work in 8 days, B and C in 
and A and C in 6 days. Find the required number of days, if they work altogether to finish the work.
A
B
C
D
If A and B can do a piece of work in 8 days, B and C in and A and C in 6 days. Find the required number of days, if they work altogether to finish the work.
A
B
C
D