A and B together can complete a piece of work in 6 days. B and C can complete the same work in 8 days.A and C can finish it in 12 days. If they all work together, how long it will take to finish the work Choose the correct choice from the following
A) 48/9 days B) 58/9 days C) 68/9 days D) 78/9 days E) 88/9 days
Solution: Work done by 48/9 days,B &amp; C together in one day= ½(1/6 +1/8 + 1/12)=9/48   =&gt; days taken to complete the work by 48/9 days,B &amp; C together =48/9 days   48/9 daysnswer 48/9 days
<result>A</result>
A and B together can complete a piece of work in 6 days. B and C can complete the same work in 8 days.A and C can finish it in 12 days. If they all work together, how long it will take to finish the work