 
 <translate> Explanation: 65% of the library books are for adults because 100 - 35 = 65. There are 160 library books in total because 104 / .65 = 160. <ibo> Nkọwa: 65% nke akwụkwọ ọbá akwụkwọ bụ maka ndị okenye n'ihi na 100 - 35 = 65. Enwere akwụkwọ ọbá akwụkwọ 160 n'ozuzu n'ihi na 104 /.65 = 160. 