 
 <translate> A and B can together complete a piece of work in 4 days. If A can alone can complete the same work in 12 days, in how many days can B alone complete that work?
Options:
(A) 6
(B) 5
(C) 4
(D) 3
(E) 2 Think first, then make a decision. Some random thoughts: <hau> A da B tare zasu iya kammala wani aiki a cikin kwanaki 4. Idan A shi kadai zai iya kammala aiki guda a cikin kwanaki 12, a cikin kwanaki nawa ne B shi kadai zai iya kammala wannan aikin? Zaɓuɓɓuka: (A) 6 (B) 5 (C) 4 (D) 3 (E) 2 Ka yi tunani kafin ka tsai da shawara. Wasu tunani bazuwar: 