Related Questions

In how many days will Robert alone complete 3/5th of the work? I: James alone can do the work in 40 days. John is 300% more efficient than James. The ratio of efficiency between Michael and James is 8 : 3. Robert is 25% less efficient than Michael. II: John and Robert together can finish the work in \(6\frac{2}{3}\;\)days, Robert and Michael in \(8\frac{4}{7}\;\)days, Michael in  and John can do the same work in 6 days.