25比40少百分之37.5
40比25多百分之60
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- 1-I tired many times,but i still failed in the exam
- 2Mr Wang will ____ you at the airport tomorrow morning.Please tell me your flight number.
- 3物体由静止开始匀加速直线运动,第三秒内通过位移为3m,该物体加速度是()
- 4先化简 x²-4x+4/x²-2x÷(x-4/x)再从﹣根号5<x<根号5选取一个合适的整数作为x的值求带入值
- 5一个足球的价钱等于5个排球的价钱,王老师买了8个足球和10个排球一共花了600元.每个足球多少元?
- 6提问there are some books and pens 为什么用(what are there/what is) on the table?
- 7若m×(-3a³-5)=9a的六次方-25,则代数式m=
- 8I'll hang out with friends.
- 9已知三角形OAB的两个顶点为原点和A(5,2).且角A=90°,AB=OA,求B点坐标,向量AB坐标
- 10-立方根-27分之8