 
<translate> A zụtara mkpịsị akwụkwọ 30 na pensụl 75 maka 510. Ọ bụrụ na ọnụahịa nke pensụl bụ 2.00, chọpụta ọnụahịa nke pensụl. Nhọrọ: (A) 10 (B) 11 (C) 12 (D) enweghị ike ikpebi (E) Ọ dịghị nke ọ bụla n'ime ihe ndị a e kwuru n'elu nke dị mma. Ka anyị chee echiche. Echiche ụfọdụ na-enweghị isi na mbụ: <eng> 30 pens and 75 pencils were purchased for 510. If the average price of a pencil was 2.00, find the average price of a pen.
Options:
(A) 10
(B) 11
(C) 12
(D) cannot be determined
(E) None of the above OK. Let's think. Some random thoughts first: 