A can build up a wall in 8 days while B can break it in 3 days,
A has worked for 4 days and then B joined to work with A for
another 2 days only. In how many days will A alone build up
the remaining part of wall?

A can build up a structure in 8 days and B can break it in 3 days. A has worked for 4 days and then B joined to work with A for another 2 days only . In how many days will A alone builed up the remaining part of the structure ?

A can complete a work in 20 days and B in 30 days. A worked alone for 4 days and then B completed the remaining work along with C in 18 days . In how many days can C working alone complete the work ?

A can do a work in 12 days. When he had worked for 3 days, B joined him. If they complete the work in 3 more days, in how many days can B alone finish the work?

A can do a piece of work in 34 days. He worked for 14 days and then left. B completed the remaining work in 30 days. In how many days can B alone complete the work?

A can finish a work in 18 days and B can do the same work in 15 days. B worked for 10 days and left the job. In how many days, A alone can finish the remaining work?