.数字推理题100道详解【301】1,8,9,4,( ),1/6A,3;B,2;C,1;D,1/3分析:选C, 1=14;8=23;9=32;4=41;1=50 ;1/6=6(-1)【302】63,26,7,0,-2,-9,( )分析:43-1=63;33-1=26;23-1=7;13-1=0; -13-1=-2;-23-1=-9 ;-33-1=28 【303】8,8,12,24,60,( )A,240;B,180;C,120;D,80分析:选B,8, 8是一倍12,24两倍关系60, (180)三倍关系【304】-1,0,31,80,63,( ),5 A35;B24; C26;D37;分析:选B,-1 = 07 - 1 0 = 16 - 1 31= 25 - 1 80 = 34 - 1 63 = 43 - 1 24 = 52 - 1 5 = 61 1【305】3,8,11,20,71,( )A168;B233;C91;D304分析:选B,每项除以第一项=