20%
男生比女生多:男-女/女=25% 设女生人数X,男生人数就是x+25%x=125%x
女生比男生少:男-女/男=?125%x-x / 125%x = 25% /125% = 20%
猜你喜欢
- 1There are many people swimming in the pool.look at the people swimming in the pool.
- 2合并同类项的概念
- 3风车木好不好?风车木有什么特征?
- 4英语中的名词作状语
- 5已知关于x的不等式4/3x+4<2x-2/3a的解也是不等式(1-2x)/6<1/2的解,求a的取值范围
- 6现代信息技术给我们的生活带来了哪些便利和新的问题?
- 7如图所示,A、B两点相距0.1m,AB连线与电场线的夹角θ=60°,匀强电场的场强E=100V/m,则A、B间电势差UAB=_V.
- 8How will you solve the problems Be sure to use Would you mind ...
- 9after,volleyball,time,fun,a,to,what,play,school
- 104个6和三个0能组成几个7位数?