 
 <prompt> Ní ọdún 10, Cornelia yóò jẹ́ ọmọkan lẹ́yìn pẹ̀lú Kilee. Tó Kilee ní ọdún 20 ní ńlá, bawo ni ọdún ti Cornelia ní nípa? <response>: Ni ọdun 10, Kilee yoo jẹ 20 ọdun + 10 ọdun = 30 ọdun.
Ni ọdun 10, Cornelia yoo jẹ 3 * 30 ọdun = 90 ọdun.
Cornelia ni ọdun 90 - 10 ọdun = 80 ọdun

Iwe iroyin: 80. 