 
<translate> Ọ bụrụ na 1 katọn nwere igbe iri na abụọ, mgbe ahụ katọn iri na abụọ nwere igbe 12 * 12 = 144. Ọ bụrụ na otu igbe nwere ngwugwu kuki iri, mgbe ahụ igbe iri anọ na anọ nwere 144 * 10 = ngwugwu 1440. Ọ bụrụ na katọn iri na abụọ na-efu $1440 ma nwee ngwugwu kuki 1,440, mgbe ahụ ngwugwu nke ọ bụla na-efu $1. Azịza ikpeazụ ya bụ: 1. <eng> If 1 carton contains 12 boxes, then a dozen cartons contain 12 * 12 = 144 boxes. If 1 box has 10 packs of cookies, then 144 boxes have 144 * 10 = 1440 packs. If a dozen cartons cost $1440 and contain 1440 packs of cookies, then each pack costs 1440 / 1440 = $1. The final answer: 1. 