最佳答案:Dear Sir,I am now writing to you in the hope of being music teaher of Yu Ying Mi
最佳答案:Dear Mr. Gao,My name is Li Hua. I want to work for your school as an English tea
最佳答案:Hello, Mr.My name is LiRui. I want to apply for English teachers. I said I speak
最佳答案:85×0.5+70×0.3+64×0.2=76.373×0.5+71×0.3+72×0.2=72.273×0.5+65×0.3+84×0.2=72.8以成绩最高
最佳答案:张宇:78×30%+94×70%=89.2(分),李明:92×30%+80×70%=83.6(分),因此张宇将被录用.故填张宇.
最佳答案:解题思路:(1)运用求平均数公式:.x=x1+x2+…+xnn即可求出三人的平均成绩,比较得出结果;(2)将三人的总成绩按比例求出测试成绩,比较得出结果.(1)