20.一个数扩大100倍后是9.3,这个数是( )
A. | 0.93 | B. | 0.093 | C. | 0.0093 |
19.1.9÷0.6余数是( )
0 158033 158041 158047 158051 158057 158059 158063 158069 158071 158077 158083 158087 158089 158093 158099 158101 158107 158111 158113 158117 158119 158123 158125 158127 158128 158129 158131 158132 158133 158135 158137 158141 158143 158147 158149 158153 158159 158161 158167 158171 158173 158177 158183 158189 158191 158197 158201 158203 158209 158213 158219 158227 199269
A. | 0.1 | B. | 1 | C. | 0.01 |