根据8x﹣6=50,可推得3x+7的值是( )A.50 B.28 C.21
0.92×1.08的积一定( )A.大于0.92 B.大于1.08 C.大于0.92小于1.08
60.15×0.26的积有( )位小数.
36×0.25用( )计算最简便.A.36×0.5×0.5 B.30×0.25+6×0.25 C.9×(4×0.25)
下面各式中,积最小的是( )A.3.58×1.3 B.0.8×3.58 C.3.58×1
下列算式中,积大于215的算式是( )A.215×1.0 B.215×0.9 C.215×1.01