Two persons A and B can complete a piece of work in 30 days and 45 days respectively. If they work together, what part of the work will be completed in 5 days?	Options: A) 5/18 B) 1/6 C) 1/4 D) 1/9 E) 2/6
A's one day's work = 1/30   B's one day's work = 1/45   (A + B)'s one day's work = 1/30 + 1/45 = 1/18   The part of the work completed in 5 days = 5 (1/18) = 5/18.   5/18NSWER 5/18
<result>A</result>
Two persons A and B can complete a piece of work in 30 days and 45 days respectively. If they work together, what part of the work will be completed in 5 days?