A and B can complete a piece of work in 12 and 18 days respectively. A begins to do the work and they work alternatively one at a time for one day each. The whole work will be completed in a `14 1/3d a y s` b. `15 2/3d a y s` c. `16 1/3d a y s` d. `18 2/3d a y s`

A and B can complete a work in 12 days and 18 days, respectively. A begins to do the work and they work alternately one at a time for 1 day each. The whole work will be completed in how many days?

A and B can complete a work in 18 days and 15 days respectively. They started doing the work together but after 3 days A had to leave and B alone completed the remaining work. The whole work was completed in 9 3/4d a y s b. 10 1/4 d a y s c. 12 1/2d a y s d. 12 3/4d a y s

A\ a n d\ B can do a piece of work in 6 days and 4 days respectively. A started the work; worked at it for 2 days and then was joined by B . Find the total time taken to complete the work.

A and B working separately can do a piece of work in 9 and 12 days respectively. If they work for a day alternately with A beginning, the work would be completed in

A,B andC can complete a piece of work in 6,12 and 18 days respectively. A and B started the work and C joined them after one day. B left just 2 days before the completion of the whole work.In how many days was the work completed?