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 when work together. If B worked alone, would take $${\text{4}}\frac{1}{2}$$hours more than when working together. The time required to finish the work together is = ?

Two worker A and B are engaged to do a piece of work. A working alone

1.	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 when work together. If B worked alone, would take $${\text{4}}\frac{1}{2}$$hours more than when working together. The time required to finish the work together is = ?
A.	hours
B.	houras
C.	hours
D.	hours
Answer» E.