(1)【◆题库问题◆】: 1,2,3,6,12,()A.16B.20C.24D.36 【◆参考答案◆】:C 【◆答案解析◆】:答:选C,分3组=>(1,2),(3,6),(12,24)=>...
1,3,3,6,7,12,15,()
(1)【◆题库问题◆】: 1,3,3,6,7,12,15,()A.17B.27C.30D.24 【◆参考答案◆】:D 【◆答案解析◆】:答:选D,1,3,3,6,7,12,15,(24)=>奇数...
1,13,45,169,()
(1)【◆题库问题◆】: 1,13,45,169,()A.443B.889C.365D.701 【◆参考答案◆】:B (2)【◆题库问题◆】: 1,7,8,57,()A.123B.122C.121D....
-7,3,4,(),11
(1)【◆题库问题◆】: -7,3,4,(),11A.-6B.7C.10D.13 【◆参考答案◆】:B 【◆答案解析◆】:答:选B,前两个数相加的和的绝对值=第三个数=>选B (2)【◆题库问题...
-3,-2,5,24,61,()
(1)【◆题库问题◆】: -3,-2,5,24,61,()A.125B.124C.123D.122 【◆参考答案◆】:D (2)【◆题库问题◆】: 63,26,7,0,-2,-9,()A.-16B.-...
5,12,24,36,52,()
(1)【◆题库问题◆】: 5,12,24,36,52,()A.58B.62C.68D.72 【◆参考答案◆】:C 【◆答案解析◆】:答:选C,思路一:12=2×5+2;24=4×...
1,3,15,()
(1)【◆题库问题◆】: 1,3,15,()A.46B.48C.255D.256 【◆参考答案◆】:C 【◆答案解析◆】:选C, 3=(1+1)2-1 15=(3+1)2-1 255=(15+1)2-...
7/3,21/5,49/8,131/13,337/21,()
(1)【◆题库问题◆】: 7/3,21/5,49/8,131/13,337/21,()A.885/34B.887/34C.887/33D.889/3 【◆参考答案◆】:A 【◆答案解析◆】:答:选A,...
2,21,(),91,147
(1)【◆题库问题◆】: 2,21,(),91,147A.40B.49C.45D.60 【◆参考答案◆】:B 【◆答案解析◆】:答:选B,21=2(第一项)×10+1,49=2×...
32,98,34,0,()
(1)【◆题库问题◆】: 32,98,34,0,()A.1B.57C.3D.5219 【◆参考答案◆】:C 【◆答案解析◆】:答:选C,思路一:32,98,34,0,3=>每项的个位和十位相加=...