12012浙江行测数字推理每日一练(1)1.1,5,19,81,411,()A.2473B.2485C.1685D.18572.7,11,16,25,54,()A.98B.127C.172D.2033.1,7,20,44,81,()A.135B.168C.173D.1964.3,8,17,32,57,()A.96B.100C.108D.1155.2/3,1/4,2/15,1/12,2/35,()A.2/35B.3/2C.1/24D.5/862012浙江行测数字推理每日一练(1)参考答案解析22012浙江行测数字推理每日一练(2)1.2,6,13,39,15,45,23,()A.46B.66C.68D.692.3.02,4.07,6.05,9.03,()A.12.01B.13.02C.14.03D.15.093.1,3,18,216,()A.1023B.1892C.243D.51844.1,2,5,14,()A.31B.41C.51D.615.3,4,8,17,(),58A.16B.26C.33D.452012浙江行测数字推理每日一练(2)参考答案解析1.D【解析】本题为分项数例,每两项为一组,后一个数是前一个数的3倍,所以23×3=69。2.B【解析】从整数部分可以看出它是按1,2,3…依次递增的数列即二次等差数列,而小数部分的百分位上均为质数。因此,第五项为14.03。3.D【解析】规律是3=1×3,18=3×6,216=18×12,所以下一项为216×24=5184。4.B【解析】后一个数字与前一个数字之间的差是一个以1为首项,3为公比的等比数列,由此推断所填的数字是14+27=41。5.C【解析】相邻两项的差依次为1,4,9,是完全平方数列。故空白项与17的差为16,即空白项为17+16=33。2012浙江行测数字推理每日一练(3)32012浙江行测数字推理每日一练(3)参考答案解析2012浙江行测数字推理每日一练(4)42012浙江行测数字推理每日一练(4)参考答案解析52012浙江行测数字推理每日一练(5)2012浙江行测数字推理每日一练(5)参考答案解析62012浙江行测数字推理每日一练(6)2012浙江行测数字推理每日一练(6)参考答案解析72012浙江行测数字推理每日一练(7)1.3,2,3,8,13,24,()。A.41B.43C.45D.472.22,26,34,38,46,()。A.52B.58C.64D.723.6,13,22,35,54,81,()。A.ll5B.117C.118D.1164.6,-1,14,11,30,()。A.31B.42C.52D.565.10,23,27,0,49,()。A.1206B.6561C.62D.-2882012浙江行测数字推理每日一练(7)参考答案解析2012浙江行测数字推理每日一练(8)2012浙江行测数字推理每日一练(8)参考答案解析92012浙江行测数字推理每日一练(9)1.2/15,1/5,1/3,(),13/15,7/5,34/15。A.25B.815C.35D.232.36,21,15,6,(),-3,12。A.2B.3C.7D.93.13,23,31,44,55,()。A.68B.62C.71D.434.1,1,2,5/2,3(2/5),()。A.54/5B.51/5C.41/315D.4(5/17)5.14,17,25,6,4,27,30,()。A.35B.16C.7D.12012浙江行测数字推理每日一练(9)参考答案解析1.B【解析】该数列进行通分,分母均为15,分子部分是前二项之和等于第三项,故空缺项分子应为8,本题正确答案为815,故本题正确答案为B。2.D【解析】前二项之差等于第三项,故6-()=-3,空缺项应为9,故本题正确答案为D。103.C【解析】原数列两两相减得:10,8,13,11,()-55再次两两相减得:-2,5,-2,()-55,11故空缺处应为71,本题正确答案为C。4.D【解析】an+1=1/an+t,t=0,1,2,3,4…所以空缺项=11/75+4=45/17,故本题正确答案为D。5.D【解析】14+17=25+6=4+27=30+()=31,所以空缺项=1,故本题正确答案为D。2012浙江行测数字推理每日一练(10)1.20,22,25,30,37,()A,48B,49C,55D,812.2,4,10,18,28,(),56A.32B.42C.52D.543.0,4,18,(),100A.48B.58C.50D.384.637951,59736,6795,976,()A.96B.69C.76D.675.1,52,313,174,()A.5B.515C.525D.5452012浙江行测数字推理每日一练(10)参考答案解析列。112012浙江行测数字推理每日一练(11)2012浙江行测数字推理每日一练(11)参考答案解析122012浙江行测数字推理每日一练(12)2012浙江行测数字推理每日一练(12)参考答案解析1.C.【解析】本题属于做商二级数列。题目中项目数较少,规律一般相对简单,基本上排除混合规律的可能性。尝试两两做差,得:-8,4,18,再做差为12,14,由于只有两项,因此无法得出下一项为16的结论(如果这样做就会...