3又7分之3
乘以7
猜你喜欢
- 1有一个块质量为5.4kg,已知密度铝=2.7*10的三次方kg/方米,求该铝块的体积.把它造成一个体积为3立方分米
- 2B在A处的南偏西45度方向上,C在A出的南偏东30度方向,C在B处的北偏东60度的方向,求角C的度数
- 3描写西部典型景色的诗句
- 4请帮忙填空:I often help my parents __the housework.
- 5写比较级:small big long short cheaj tall
- 6已知函数f(x)=2x/x2+1,证明在[1,正无穷)是减函数
- 7I wish that I ( ) to the concert last Friday. A. could go B. could have gone C. have gone D.went
- 8(17分之1+19分之1)*17*19 简便计算 (3分之1-8分之1)*24 49分之13*21+13*49分之28 *是乘
- 9----Do you like to be a waitress?---- ______ But i want to be a doctor
- 10已知数列an是等比数列,且a1,a2,a4成等差数列,求数列an的公比