Concept:The sequence follows a pattern where each term is obtained by dividing the previous term by 2.Explanation:Start with the first term: 2.Divide by 2 to get the next term: 1.Divide 1 by 2 to get 1/2.Divide 1/2 by 2 to get 1/4.Divide 1/4 by 2 to get 1/8.Thus, the next number is 1/8.