Question

part of the work will they all together complete in 1 day? 7. A and B together can do a piece of work in 6 days and A alone can do in In how many days can B alone do it?​

Answer 1

Step-by-step explanation:

A and B can do a piece of work in 6 days, so work done by A and B in one day will be

6

1

A alone can do the same work in 9 days, so work done by A in one day is

9

1

work done by B in one day will be =

6

1

−

9

1

=

18

1

so, we can say that B will take 18 days to complete the same work.