 
<translate> An sayi fensir 30 da fensir 75 akan 510. Idan matsakaicin farashin fensir ya kasance 2.00, sami matsakaicin farashin alkalami. Zaɓuɓɓuka: (A) 10 (B) 11 (C) 12 (D) ba za a iya ƙayyade ba (E) Babu ɗayan da ke sama OK. Bari mu yi tunani. Wasu tunani bazuwar farko: <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: 