A takes twice as much time as B or thrice as much time as C to finish a piece of work. Working together, they can finish the work in 2 days. A can do the work alone in:

Three persons A, B and C together can do a piece of work in 36 days. A and B together can do five times as much work as C alone; B and C together can do as much work as A alone. If A and C together c…

A can do a piece of work in 30 days and B in 20 days. They work together for 4 days and B leaves. A will finish remaining work in

A can do a certain work at twice the speed of B. Further, B can do the same work at 1.5 times the speed of C. All of them together can finish the work in 12 days. In how many days can C alone finish…

A does 80% of a work in 20 days. He then calls in B and they together finish the remaining work in 3 days. How long B alone would take to do the whole work?

A is thrice as good as workman as B and therefore is able to finish a job in 60 days less than B. Working together, they can do it in: