 
<translate> Maka usoro echiche a na azịza ya, gịnị bụ ajụjụ ahụ? O jiri afọ 2 * 2 = 4 mụta otú e si arị ugwu. Ọ na-eji 5 * 7 = ọnwa 35 arị ugwu asaa ahụ niile. Mgbe ọnwa iri na atọ gachara, ọ maliteghachiri igwu mmiri, ya bụ, ọnwa iri atọ na ise + iri na atọ = ọnwa iri anọ na asatọ. Nke ahụ pụtara na ọ bụ 48 / 12 = afọ 4. Ya mere, n'ozuzu, o were afọ 2+4+4+2 = afọ 12.  Azịza: 12 <eng> For this chain-of-thought reasoning and answer, what was the question?
He spent 2 * 2 = 4 years learning to climb. He spends 5 * 7 = 35 months climbing all 7 mountains. After a 13 month break, he starts diving so that is 35 + 13 = 48 months. That means it is 48 / 12 = 4 years. So in total it all took 2 + 4 + 4 + 2 = 12 years.
 A: 12 