 
 <prompt> Alex e nwere ike iji ihe ọ bụla n'ụtọ nke ọ na-eme n'abani nke ọ ga-eme ụtọ.  Ọ nwere ike iji ụtọ 3 maka ọrụ n'ime ndị ọzọ na-eme ụtọ 10 n'ime ha.  1 nwoke nke ya enweghị ụtọ na-akpọ ha nri ọrụ na-akpọ ha.  Nwoke ọzọ nke ya enweghị ụtọ na-akpọ ha na-akpọ ha.  Ọ bụghị ụtọ na-akpọ 8 n'okpuru.  Kedu ihe ọ bụla Alex ga-eme? <response>: Nke a bụrụ na ya na-ekwu 10 ndị nwoke ma ọ bụghị n'akwụkwọ 1 nwoke ya, n'ime ọzọ 10-1 = 9 ndị nwoke ya n'akwụkwọ.
Ya na-ekwu 3 burgers n'ime 9 ndị nwoke nke a n'ime 3*9 = 27 burgers
Ya ga-enweghị 27 burger buns ma 1 ndị nwoke ga-akpọ buns n'ime ya, a ga-achọ 27-3 = 24
Ya ga-achọ 24 buns ma ha bụ 8 n'ime pack nke a ya ga-achọ 24/8 = 3 packs nke buns

Nke ọzọ akpọ: 3. 