A can do a piece of work in 6 days. B is 25% more efficient than A. How long would B alone take to finish this work ?

Two worker A and B are engaged to do a piece of work. A working alone would take 8 hours more to complete the work that …

A and B together can do a piece of work in 30 days, B and C together can do it in 20 days, A starts the work and works o…

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 al…

Five men are working to complete a work in 15 days. After five days 10 women are accompanied by them to complete the wor…

A daily-wages labourer was engaged for a certain number of days for Rs. 5750, but being absent on some of those days he …

12 men can do a piece of work in 15 days and 20 women can do the same work in 12 days. In how many days can 5 men and 5 …

A can do a work in 15 days and B in 20 days. If they work on it together for 4 days, then the fraction of the work that …