question_answer

Of the two work man X and Y, X is twice as good as Y to perform the work assigned to them. If X can finished the assigned work in 40 days less than Y, then in how many days they together can finished the work if they work jointly?

A)  \[31\,\,\frac{1}{3}\,\,days\]                   

B)  \[26\,\,\frac{2}{3}\,\,days\]       

C)  \[30\,\,\frac{1}{3}\,\,days\]                   

D)  \[24\,\,\frac{5}{6}\,\,days\]

E)  None of these