问题 选择题 有六个数0.1385,0.010010001,-30.008,π,-227,2,其中无理数的个数是( )A.4B.3C.2D.1 答案 六个数0.1385,0.010010001,-30.008,π,-227,2中,无理数有π,2,一共2个.故选C.