What percentage of school learerys go to the collage.

What's the percentage of people who have trouble sleeping? how much the percentage of…?还是what the percentage of…? What percentage of school learerys go to the collage. About what percentage of the Internet is in English now? what is the percentage of service level mentioned大家觉得这句话是在问一个percentage,还是在问percentage of service level是什麼东西? what's the meaning in chinese?in a test jean gained 17 marks out of 24.express this mark as a percentage. What's the percentage of black population in the world?Please use English to answer this question.I really need that!thanks take a percentage of (2/2)(percentage of) percentage of respondents what percentage还是what percent? 这句英语里一些用法看不懂what percentage of men's pay do women make for the same type of job?这个是听力练习里的一个问题,但是却觉得句型很难啊,what percentage of men's pay 这里看懂了,但是后面怎么就联系起 英语题What's the percentage uncertainty?百分误差,中文有这概念吗? 简单的数学题（不过是英文的）what is 56 as a percentage of 91 one-quarter of one percentage 用a percentage of造句! percentage of increase什么意思 what percentage还是what percent?例句THX