 <translate> Tambayata ita ce: Shin Jim ya yanke shawarar cewa yana son yin atisaye don tseren marathon mai zuwa? Ya fara da gudu mil 5 a kowace rana tsawon kwanaki 30 a jere. Daga nan sai ya tilasta kansa ya yi tafiyar mil 10 a kowace rana har tsawon kwanaki 30 masu zuwa. A ƙarshe, yayin da ranar marathon ke gabatowa Jim yana gudu mil 20 a rana tsawon kwanaki 30 a jere. Jim mil nawa ne Jim ya yi a cikin kwanaki 90? Abin da kake tunani: <ibo> Ajụjụ m bụ: Jim ekpebiela na ya chọrọ ịna-emega ahụ́ maka marathon na-abịanụ. Ọ na-amalite site n'ịgba kilomita 5 kwa ụbọchị ruo ụbọchị 30 n'akwụsịghị akwụsị. Mgbe ahụ, ọ na-amanye onwe ya ịgba ọsọ kilomita 10 kwa ụbọchị ruo ụbọchị 30 sochirinụ. N'ikpeazụ, ka ụbọchị marathon na-eru nso, Jim na-agba kilomita iri abụọ kwa ụbọchị ruo ụbọchị iri atọ n'akwụsịghị akwụsị. Kilomita ole ka Jim gbara n'ụbọchị iri itoolu ahụ? Ihe i chere: 