 
 <translate> It takes Tom 30 * 4 = 120 minutes to climb the hill. It takes Tom 120 / 60 = 2 hours to climb the hill. So the final answer is 2. <ibo> Ọ na-ewe Tom nkeji iri atọ na anọ ka ọ gbagoo ugwu ahụ. Ọ na-ewe Tom awa 120 / 60 = awa 2 iji rịgoro ugwu ahụ. Ya mere, azịza ikpeazụ bụ 2. 