 <translate> Ọnụ ego maka 500 mL mmiri ara ehi sitere na ngwugwu 2 bụ $2.50 / 2 = $1.25. Nke a pụtara na maka otu mkpọ mmiri ara ehi 500 mL, ị pụrụ ịzọpụta $1.30 - $1.25 = $0.05. Ngwakọta iri nke ngwugwu 2 pụtara 10 x 2 = ngwugwu 20 nke 500 mL mmiri ara ehi. N'ihi ya, ego niile ị na-echekwa ga-abụ $0.05 x 20 = $1. Ya mere, azịza ya bụ 1. <hau> Farashin kowane 500 mL na madara daga kunshin 2 shine $ 2.50 / 2 = $ 1.25. Wannan yana nufin cewa ga kowane fakitin madara 500 mL, za ka iya ajiye $1.30 - $1.25 = $0.05. Saiti goma na fakiti 2 yana nufin 10 x 2 = fakiti 20 na 500 mL na madara. Saboda haka, jimillar kuɗin da kuka ajiye zai zama $0.05 x 20 = $1. Saboda haka, amsar ita ce 1. 