 
 <translate> Given the rationale, provide a reasonable question and answer. Step-by-step reasoning process: Ned has gone up 165 / 11 = 15 flights of stairs. Thus, he has 20 - 15 = 5 flights of stairs left to run up. He will spend 5 * 11 = 55 seconds running up the remaining stairs to the bomb. Therefore, he will have 72 - 55 = 17 seconds to defuse the bomb.
 The question and answer: <ibo> N'iburu ezi uche dị na ya, nye ajụjụ na azịza ezi uche dị na ya. Nzọụkwụ site na nzọụkwụ: Ned arịgoro steepụ 165 / 11 = 15. N'ihi ya, ọ ka nwere okpukpu ise ọ ga-arịgo. Ọ ga-eji 5 * 11 = sekọnd iri ise na ise gbagote steepụ ndị fọdụrụnụ ruo ebe bọmbụ ahụ dị. N'ihi ya, ọ ga-enwe 72 - 55 = 17 sekọnd iji gbanyụọ bọmbụ ahụ.  Ajụjụ na azịza: 