 
 <translate> Give stream of consciousness and then the final answer. Two persons A and B can complete a piece of work in 30 days and 45 days respectively. If they work together, what part of the work will be completed in 7 days?
Options:
(A) 2/5
(B) 7/18
(C) 1/4
(D) 1/9
(E) 2/6 <ibo> Kwuo ihe ị ga-eme ma gwazie gị ihe ị ga-eme. Mmadụ abụọ A na B nwere ike ịrụcha otu ọrụ n'ụbọchị iri atọ nakwa n'ụbọchị iri anọ na ise. Ọ bụrụ na ha arụkọ ọrụ ọnụ, kedụ ebe a ga-arụcha ọrụ n'ime ụbọchị asaa? Nhọrọ: (A) 2/5 (B) 7/18 (C) 1/4 (D) 1/9 (E) 2/6 