A can do a piece of work in 5 days, and B can do it in 6 days. How long will they take if both work together?  Choose the correct option: A) 2 8/11 B) 2 8/198 C) 2 8/7 D) 2 8/18 E) 2 8/112
Sol. A’s 1 day’s work =   1   th   5   part of whole work and   B’s 1 day’s work =   1   th   6   part of whole work   ? (A + B)’s one day’s work =   1 1 11 5 6 30 th part of whole work. So, both together will finish the work in 30 days 2 8/ 11 days.   2 8/11nswer:2 8/11
<result>A</result>
A can do a piece of work in 5 days, and B can do it in 6 days. How long will they take if both work together?