 <translate> The sum of Cooper’s, Dante’s, and Maria’s ages is 31. Dante is twice as old as Cooper. Maria is one year older than Dante. How old is Cooper? Let's be accurate as possible. <yor> Àpapọ̀ ọjọ́ orí Cooper, Dante, àti Maria jẹ́ ọ̀tàlélọ́gbọ̀n. Dante ló dàgbà jù Cooper lọ ní ìlọ́po méjì. Ọdún kan ni Maria fi ju Dante lọ. Ọmọ ọdún mélòó ni Cooper? Ẹ jẹ́ ká ṣe é ní pàtó. 