 
 <translate> Use some thinking to answer the following question. A and B can do a work in 5 days and 10 days respectively. A starts the work and B joins him after 3 days. In how many days can they complete the remaining work?
Options:
(A) 4/3 days
(B) 2 days
(C) 8 days
(D) 3 days
(E) 9 days <ibo> Chebara ajụjụ na-esonụ echiche. A na B nwere ike ịrụ ọrụ n'ụbọchị ise nakwa n'ụbọchị iri. A ga-amalite ọrụ ahụ, B ga-esonyere ya mgbe ụbọchị atọ gachara. N'ime ụbọchị ole ka ha pụrụ ịrụcha ọrụ fọdụrụnụ? Nhọrọ: (A) 4/3 ụbọchị (B) Ụbọchị abụọ (C) Ụbọchị asatọ (D) Ụbọchị atọ (E) Ụbọchị 9 