 <translate> 13th lati ọtun tumọ si = x + 12 8th láti apá òsì túmọ̀ sí = 7 + x Ìdáhùn tó gbẹ̀yìn: (C). <ibo> Nke iri na atọ site n'aka nri pụtara = x + 12 Nke asatọ site n'aka ekpe pụtara = 7 + x Ngụkọta = 12 + 7 + 1 = 20 Azịza ikpeazụ bụ: (C). 