 
<translate> A aikin yini ɗaya ne = 1/18 B aikin kwana ɗaya ne = 1/24 (A + B) aiki ne na kwana daya = 1/18 + 1/24 = 7/72 Sashin aikin da aka kammala a cikin kwanaki 3 = 2 (7/72) = 7/36. Amsar ita ce (A). <eng> A's one day's work = 1/18
B's one day's work = 1/24
(A + B)'s one day's work = 1/18 + 1/24 = 7/72
The part of the work completed in 3 days = 2 (7/72) = 7/36. So the answer is (A). 