巧算:999×222+333×334 (提示:把999改写成333×3)
[单选题]第 7 题 999×778+333×666的值是( )。A.99000B.9990000C.999000D.990000
[单选题]三九集团旗下的“999”胃泰、“999”皮炎平、“999”感冒灵、“999”速效感冒颗粒、“999”痔疮拴等产品采用的品牌策略属于。()A .统一品牌策略B .多品牌策略C .签注式品牌策略D .联合品牌策略
[主观题]把下面的等式改写成比例。(1)3×40=8×15(2)2.5×0.4=0.5×2
100个灯泡的寿命A1,A2,A3,······△,999,A100独立同分布,且A1,A2,A3,······△,999,A100A1,A2,A3,·····
[单选题]999×101的值是( )。A.99909B.99999C.99990D.100899
[单选题]:999×101的值是( )。A.99909B.199999C.99990D.100899
[单选题]1269,999,900,330,( )A.190B.270C.299D.1900
[单选题]1269,999,900,330,( )A.190B.270C.299D.1900
[单选题]1269,999,900,330,( )。A.190B.299C.270D.1900
[单选题]1269,999,900,330,( )。A.190B.299C.270D.1900