The ratio of the number of days required by A,B and C to do a piece of work hours is `1:2:3`. Then, the ratio of work is ……………

A and B together can do a piece of work in 12 days. While B and C together can do a piece of work in 8 days. C and A together can do a piece of work in 6 days. In how many days will this work be completed by B alone?

A,b and C can do a piece of work in 3,4 and 6 days respectively. The ratio of their work capacities is …………..

A,b and C can do a piece of work in 3,4 and 6 days respectively. The ratio of their work capacities is …………..

A is thrice as fast as B. If B can do a piece of work in 60 days, the number of days they take to complete the work is ……..

A is thrice as fast as B. If B can do a piece of work in 60 days, the number of days they take to complete the work is ……..

A can do a piece of work in 24 days. If B is 60% more efficient than A, then the number of days required by B to do the same piece of work is :